/**
 * Portuguese (Portugal) language converter
 *
 * CLDR: pt-PT | European Portuguese as used in Portugal
 *
 * Portuguese-specific rules:
 * - "e" conjunction everywhere: vinte e um, cento e um, mil e um
 * - "cem" for exact 100, "cento" for 100+ remainder
 * - Irregular hundreds: duzentos, trezentos, quatrocentos, etc.
 * - Long scale: milhão (10^6), mil milhões (10^9), bilião (10^12)
 * - Omit "um" before "mil"
 */
export declare const cardinalMax: bigint;
export declare const ordinalMax: bigint;
export declare const currencyMax: bigint;
/**
 * Converts a numeric value to Portuguese words.
 *
 * This is the main public API. It accepts any valid numeric input
 * (number, string, or bigint) and handles parsing internally.
 * @param {number | string | bigint} value - The numeric value to convert
 * @returns {string} The number in Portuguese words
 * @throws {TypeError} If value is not a valid numeric type
 * @throws {Error} If value is not a valid number format
 * @example
 * toCardinal(21)           // 'vinte e um'
 * toCardinal(100)          // 'cem'
 * toCardinal(1000000)      // 'um milhão'
 */
declare function toCardinal(value: number | string | bigint): string;
/**
 * Converts a number to Portuguese ordinal words.
 * @param {number | string | bigint} value - The number to convert
 * @returns {string} Portuguese ordinal words
 * @example
 * toOrdinal(1)     // 'primeiro'
 * toOrdinal(21)    // 'vigésimo primeiro'
 * toOrdinal(100)   // 'centésimo'
 */
declare function toOrdinal(value: number | string | bigint): string;
export type CurrencyOptions = {
    /**
     * - Include "e" between euros and cents
     */
    and?: boolean;
};
/**
 * @typedef {object} CurrencyOptions
 * @property {boolean} [and] - Include "e" between euros and cents
 */
/** @type {Required<CurrencyOptions>} */
export declare const currencyDefaults: Required<CurrencyOptions>;
/**
 * Converts a number to Portuguese currency words (Euro).
 * @param {number | string | bigint} value - The amount to convert
 * @param {CurrencyOptions} [options] Currency formatting options
 * @returns {string} Portuguese currency words
 * @example
 * toCurrency(42.50)  // 'quarenta e dois euros e cinquenta cêntimos'
 * toCurrency(1)      // 'um euro'
 * toCurrency(0.01)   // 'um cêntimo'
 */
declare function toCurrency(value: number | string | bigint, options?: CurrencyOptions): string;
export { toCardinal, toOrdinal, toCurrency };