/// <reference types="node" />
import BN from "bn.js";
import { Result } from "neverthrow";
import { UInt256 } from "@radixdlt/uint256";
import { SecureRandom } from "../util/index";
import { AmountT } from "./_types";
export declare const fitsInUInt256: (number: BN | number) => boolean;
/**
 * Converts a big number (BN) into a UInt256
 *
 * @param {BN} bn - A big number to be converted into a UInt256.
 * @returns {UInt256} A 256 bit wide unsigned integer.
 */
export declare const uint256FromBN: (bn: BN) => Result<AmountT, Error>;
export declare type UInt256InputUnsafe = number | string | number[] | Uint8Array | Buffer;
export declare const isUnsafeInputForUInt256: (something: unknown) => something is UInt256InputUnsafe;
export declare const uint256FromUnsafe: (unsafe: UInt256InputUnsafe) => Result<AmountT, Error>;
export declare const bnFromUInt256: (uint256: UInt256) => BN;
export declare const uint256Max: AmountT;
export declare const secureRandomUInt256: (secureRandom?: SecureRandom) => UInt256;
export declare const isUInt256: (something: unknown) => something is UInt256;
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