56445951855852 has 96 divisors (see below), whose sum is σ = 157611742310400. Its totient is φ = 17366513057856.

The previous prime is 56445951855817. The next prime is 56445951855919. The reversal of 56445951855852 is 25855815954465.

56445951855852 is a `hidden beast` number, since 5 + 6 + 4 + 4 + 5 + 9 + 5 + 18 + 558 + 52 = 666.

It is a super-2 number, since 2×56445951855852² (a number of 28 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (72) 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 31 ways as a sum of consecutive naturals, for example, 14924023 + ... + 18319889.

It is an arithmetic number, because the mean of its divisors is an integer number (1641788982400).

Almost surely, 2^{56445951855852} is an apocalyptic number.

56445951855852 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

56445951855852 is an abundant number, since it is smaller than the sum of its proper divisors (101165790454548).

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

56445951855852 is a wasteful number, since it uses less digits than its factorization.

56445951855852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3407732 (or 3407724 counting only the distinct ones).

The product of its digits is 1728000000, while the sum is 72.

The spelling of 56445951855852 in words is "fifty-six trillion, four hundred forty-five billion, nine hundred fifty-one million, eight hundred fifty-five thousand, eight hundred fifty-two".