56923858560 has 128 divisors (see below), whose sum is σ = 183241906560. Its totient is φ = 15029350400.

The previous prime is 56923858559. The next prime is 56923858627. The reversal of 56923858560 is 6585832965.

It is a tau number, because it is divible by the number of its divisors (128).

It is a self number, because there is not a number n which added to its sum of digits gives 56923858560.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47149 + ... + 340691.

It is an arithmetic number, because the mean of its divisors is an integer number (1431577395).

Almost surely, 2^56923858560 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56923858560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91620953280).

56923858560 is an abundant number, since it is smaller than the sum of its proper divisors (126318048000).

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

56923858560 is a wasteful number, since it uses less digits than its factorization.

56923858560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293666 (or 293654 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 57.

The spelling of 56923858560 in words is "fifty-six billion, nine hundred twenty-three million, eight hundred fifty-eight thousand, five hundred sixty".