56955612672 has 200 divisors, whose sum is σ = 194283855216. Its totient is φ = 16272949248.

The previous prime is 56955612667. The next prime is 56955612697. The reversal of 56955612672 is 27621655965.

56955612672 is a `hidden beast` number, since 5 + 6 + 9 + 5 + 561 + 2 + 6 + 72 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 192208 + ... + 388400.

Almost surely, 2^56955612672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56955612672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97141927608).

56955612672 is an abundant number, since it is smaller than the sum of its proper divisors (137328242544).

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

56955612672 is an equidigital number, since it uses as much as digits as its factorization.

56955612672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196230 (or 196205 counting only the distinct ones).

The product of its digits is 6804000, while the sum is 54.

The spelling of 56955612672 in words is "fifty-six billion, nine hundred fifty-five million, six hundred twelve thousand, six hundred seventy-two".