56951913316 has 27 divisors (see below), whose sum is σ = 105888495769. Its totient is φ = 26797082048.

The previous prime is 56951913301. The next prime is 56951913439. The reversal of 56951913316 is 61331915965.

The square root of 56951913316 is 238646.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 44339724900 + 12612188416 = 210570^2 + 112304^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56951913316.

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 8 ways as a sum of consecutive naturals, for example, 8110455 + ... + 8117473.

Almost surely, 2^56951913316 is an apocalyptic number.

56951913316 is the 238646-th square number.

It is an amenable number.

56951913316 is a deficient number, since it is larger than the sum of its proper divisors (48936582453).

56951913316 is an frugal number, since it uses more digits than its factorization.

56951913316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14076 (or 7038 counting only the distinct ones).

The product of its digits is 656100, while the sum is 49.

Multiplying 56951913316 by its sum of digits (49), we get a square (2790643752484 = 1670522²).

The spelling of 56951913316 in words is "fifty-six billion, nine hundred fifty-one million, nine hundred thirteen thousand, three hundred sixteen".