426921083685 has 48 divisors (see below), whose sum is σ = 759791096064. Its totient is φ = 221636774016.

The previous prime is 426921083671. The next prime is 426921083713. The reversal of 426921083685 is 586380129624.

426921083685 is a `hidden beast` number, since 4 + 2 + 69 + 210 + 8 + 368 + 5 = 666.

It is not a de Polignac number, because 426921083685 - 2⁵ = 426921083653 is a prime.

It is a super-2 number, since 2×426921083685² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 190452 + ... + 943458.

It is an arithmetic number, because the mean of its divisors is an integer number (15828981168).

Almost surely, 2^426921083685 is an apocalyptic number.

426921083685 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

426921083685 is a deficient number, since it is larger than the sum of its proper divisors (332870012379).

426921083685 is a wasteful number, since it uses less digits than its factorization.

426921083685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753354 (or 753351 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 54.

The spelling of 426921083685 in words is "four hundred twenty-six billion, nine hundred twenty-one million, eighty-three thousand, six hundred eighty-five".