56716655368 has 32 divisors (see below), whose sum is σ = 109994400000. Its totient is φ = 27388486080.

The previous prime is 56716655363. The next prime is 56716655389. The reversal of 56716655368 is 86355661765.

It is a super-2 number, since 2×56716655368² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56716655363) 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 7 ways as a sum of consecutive naturals, for example, 105403 + ... + 352906.

It is an arithmetic number, because the mean of its divisors is an integer number (3437325000).

Almost surely, 2^56716655368 is an apocalyptic number.

It is an amenable number.

56716655368 is a deficient number, since it is larger than the sum of its proper divisors (53277744632).

56716655368 is a wasteful number, since it uses less digits than its factorization.

56716655368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458845 (or 458841 counting only the distinct ones).

The product of its digits is 27216000, while the sum is 58.

The spelling of 56716655368 in words is "fifty-six billion, seven hundred sixteen million, six hundred fifty-five thousand, three hundred sixty-eight".