56565607028 has 24 divisors (see below), whose sum is σ = 119085489600. Its totient is φ = 22966486848.

The previous prime is 56565607027. The next prime is 56565607039. The reversal of 56565607028 is 82070656565.

56565607028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×56565607028² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56565607027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53162633 + ... + 53163696.

It is an arithmetic number, because the mean of its divisors is an integer number (4961895400).

Almost surely, 2^56565607028 is an apocalyptic number.

It is an amenable number.

56565607028 is an abundant number, since it is smaller than the sum of its proper divisors (62519882572).

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

56565607028 is a wasteful number, since it uses less digits than its factorization.

56565607028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106326359 (or 106326357 counting only the distinct ones).

The product of its (nonzero) digits is 3024000, while the sum is 50.

The spelling of 56565607028 in words is "fifty-six billion, five hundred sixty-five million, six hundred seven thousand, twenty-eight".