426509596422 has 72 divisors (see below), whose sum is σ = 1157668935696. Its totient is φ = 112486044384.

The previous prime is 426509596343. The next prime is 426509596423. The reversal of 426509596422 is 224695905624.

426509596422 is a `hidden beast` number, since 4 + 2 + 6 + 5 + 0 + 9 + 596 + 42 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426509596423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 18587418 + ... + 18610349.

It is an arithmetic number, because the mean of its divisors is an integer number (16078735218).

Almost surely, 2^426509596422 is an apocalyptic number.

426509596422 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

426509596422 is an abundant number, since it is smaller than the sum of its proper divisors (731159339274).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

426509596422 is a wasteful number, since it uses less digits than its factorization.

426509596422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37197802 (or 37197792 counting only the distinct ones).

The product of its (nonzero) digits is 9331200, while the sum is 54.

The spelling of 426509596422 in words is "four hundred twenty-six billion, five hundred nine million, five hundred ninety-six thousand, four hundred twenty-two".