56516213356 has 12 divisors (see below), whose sum is σ = 99658361880. Its totient is φ = 28042395680.

The previous prime is 56516213323. The next prime is 56516213371. The reversal of 56516213356 is 65331261565.

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 3 ways as a sum of consecutive naturals, for example, 53927161 + ... + 53928208.

It is an arithmetic number, because the mean of its divisors is an integer number (8304863490).

Almost surely, 2^56516213356 is an apocalyptic number.

It is an amenable number.

56516213356 is a deficient number, since it is larger than the sum of its proper divisors (43142148524).

56516213356 is a wasteful number, since it uses less digits than its factorization.

56516213356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107855504 (or 107855502 counting only the distinct ones).

The product of its digits is 486000, while the sum is 43.

The spelling of 56516213356 in words is "fifty-six billion, five hundred sixteen million, two hundred thirteen thousand, three hundred fifty-six".