56965448064 has 64 divisors (see below), whose sum is σ = 172930832640. Its totient is φ = 16275841536.

The previous prime is 56965448041. The next prime is 56965448083. The reversal of 56965448064 is 46084456965.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 56965447995 and 56965448013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10593564 + ... + 10598939.

It is an arithmetic number, because the mean of its divisors is an integer number (2702044260).

Almost surely, 2^56965448064 is an apocalyptic number.

It is an amenable number.

56965448064 is an abundant number, since it is smaller than the sum of its proper divisors (115965384576).

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

56965448064 is a wasteful number, since it uses less digits than its factorization.

56965448064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21192527 (or 21192515 counting only the distinct ones).

The product of its (nonzero) digits is 24883200, while the sum is 57.

The spelling of 56965448064 in words is "fifty-six billion, nine hundred sixty-five million, four hundred forty-eight thousand, sixty-four".