56636720608 has 48 divisors (see below), whose sum is σ = 126400795920. Its totient is φ = 24764230656.

The previous prime is 56636720593. The next prime is 56636720629. The reversal of 56636720608 is 80602763665.

It is a congruent number.

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, 3574885 + ... + 3590692.

It is an arithmetic number, because the mean of its divisors is an integer number (2633349915).

Almost surely, 2^56636720608 is an apocalyptic number.

It is an amenable number.

56636720608 is an abundant number, since it is smaller than the sum of its proper divisors (69764075312).

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

56636720608 is a wasteful number, since it uses less digits than its factorization.

56636720608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7165619 (or 7165611 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 49.

The spelling of 56636720608 in words is "fifty-six billion, six hundred thirty-six million, seven hundred twenty thousand, six hundred eight".