402431360832 has 112 divisors (see below), whose sum is σ = 1205396095680. Its totient is φ = 131612742144.

The previous prime is 402431360759. The next prime is 402431360843. The reversal of 402431360832 is 238063134204.

402431360832 is a `hidden beast` number, since 4 + 0 + 2 + 4 + 3 + 13 + 608 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2105478 + ... + 2288645.

It is an arithmetic number, because the mean of its divisors is an integer number (10762465140).

Almost surely, 2^402431360832 is an apocalyptic number.

It is an amenable number.

402431360832 is an abundant number, since it is smaller than the sum of its proper divisors (802964734848).

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

402431360832 is a wasteful number, since it uses less digits than its factorization.

402431360832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4394197 (or 4394181 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The spelling of 402431360832 in words is "four hundred two billion, four hundred thirty-one million, three hundred sixty thousand, eight hundred thirty-two".