56259735564 has 12 divisors (see below), whose sum is σ = 131272716344. Its totient is φ = 18753245184.

The previous prime is 56259735563. The next prime is 56259735569. The reversal of 56259735564 is 46553795265.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (56259735563) 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, 2344155637 + ... + 2344155660.

Almost surely, 2^56259735564 is an apocalyptic number.

It is an amenable number.

56259735564 is an abundant number, since it is smaller than the sum of its proper divisors (75012980780).

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

56259735564 is a wasteful number, since it uses less digits than its factorization.

56259735564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4688311304 (or 4688311302 counting only the distinct ones).

The product of its digits is 34020000, while the sum is 57.

The spelling of 56259735564 in words is "fifty-six billion, two hundred fifty-nine million, seven hundred thirty-five thousand, five hundred sixty-four".