56636475672 has 64 divisors (see below), whose sum is σ = 168854100480. Its totient is φ = 15478290432.

The previous prime is 56636475629. The next prime is 56636475703. The reversal of 56636475672 is 27657463665.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7324873 + ... + 7332600.

It is an arithmetic number, because the mean of its divisors is an integer number (2638345320).

Almost surely, 2^56636475672 is an apocalyptic number.

It is an amenable number.

56636475672 is an abundant number, since it is smaller than the sum of its proper divisors (112217624808).

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

56636475672 is a wasteful number, since it uses less digits than its factorization.

56636475672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14657512 (or 14657508 counting only the distinct ones).

The product of its digits is 38102400, while the sum is 57.

The spelling of 56636475672 in words is "fifty-six billion, six hundred thirty-six million, four hundred seventy-five thousand, six hundred seventy-two".