56828640428236 has 24 divisors (see below), whose sum is σ = 100939002156720. Its totient is φ = 27988963772352.

The previous prime is 56828640428227. The next prime is 56828640428341. The reversal of 56828640428236 is 63282404682865.

It is a hoax number, since the sum of its digits (64) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1187766 + ... + 10726978.

It is an arithmetic number, because the mean of its divisors is an integer number (4205791756530).

Almost surely, 2^{56828640428236} is an apocalyptic number.

It is an amenable number.

56828640428236 is a deficient number, since it is larger than the sum of its proper divisors (44110361728484).

56828640428236 is a wasteful number, since it uses less digits than its factorization.

56828640428236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9561513 (or 9561511 counting only the distinct ones).

The product of its (nonzero) digits is 212336640, while the sum is 64.

The spelling of 56828640428236 in words is "fifty-six trillion, eight hundred twenty-eight billion, six hundred forty million, four hundred twenty-eight thousand, two hundred thirty-six".