56331325664 has 24 divisors (see below), whose sum is σ = 117425963088. Its totient is φ = 26508858880.

The previous prime is 56331325651. The next prime is 56331325667. The reversal of 56331325664 is 46652313365.

56331325664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56331325667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51774572 + ... + 51775659.

It is an arithmetic number, because the mean of its divisors is an integer number (4892748462).

Almost surely, 2^56331325664 is an apocalyptic number.

It is an amenable number.

56331325664 is an abundant number, since it is smaller than the sum of its proper divisors (61094637424).

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

56331325664 is a wasteful number, since it uses less digits than its factorization.

56331325664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103550258 (or 103550250 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 44.

The spelling of 56331325664 in words is "fifty-six billion, three hundred thirty-one million, three hundred twenty-five thousand, six hundred sixty-four".