56713893630 has 64 divisors (see below), whose sum is σ = 151705301760. Its totient is φ = 13484911104.

The previous prime is 56713893629. The next prime is 56713893641. The reversal of 56713893630 is 3639831765.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

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, 2916724 + ... + 2936103.

It is an arithmetic number, because the mean of its divisors is an integer number (2370395340).

Almost surely, 2^56713893630 is an apocalyptic number.

56713893630 is an abundant number, since it is smaller than the sum of its proper divisors (94991408130).

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

56713893630 is a wasteful number, since it uses less digits than its factorization.

56713893630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5852873.

The product of its (nonzero) digits is 2449440, while the sum is 51.

The spelling of 56713893630 in words is "fifty-six billion, seven hundred thirteen million, eight hundred ninety-three thousand, six hundred thirty".