56513056216 has 16 divisors (see below), whose sum is σ = 105964968600. Its totient is φ = 28255731264.

The previous prime is 56513056211. The next prime is 56513056231. The reversal of 56513056216 is 61265031565.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56513056211) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 292695 + ... + 445753.

Almost surely, 2^56513056216 is an apocalyptic number.

It is an amenable number.

56513056216 is a deficient number, since it is larger than the sum of its proper divisors (49451912384).

56513056216 is a wasteful number, since it uses less digits than its factorization.

56513056216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199218 (or 199214 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 40.

The spelling of 56513056216 in words is "fifty-six billion, five hundred thirteen million, fifty-six thousand, two hundred sixteen".