56736610368 has 56 divisors (see below), whose sum is σ = 150827171040. Its totient is φ = 18822558720.

The previous prime is 56736610351. The next prime is 56736610379. The reversal of 56736610368 is 86301663765.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 56736610368.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 659733 + ... + 740756.

It is an arithmetic number, because the mean of its divisors is an integer number (2693342340).

Almost surely, 2^56736610368 is an apocalyptic number.

It is an amenable number.

56736610368 is an abundant number, since it is smaller than the sum of its proper divisors (94090560672).

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

56736610368 is a wasteful number, since it uses less digits than its factorization.

56736610368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1400715 (or 1400705 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 51.

The spelling of 56736610368 in words is "fifty-six billion, seven hundred thirty-six million, six hundred ten thousand, three hundred sixty-eight".