56917282013440 has 72 divisors (see below), whose sum is σ = 143510186453760. Its totient is φ = 21568654227456.

The previous prime is 56917282013429. The next prime is 56917282013461. The reversal of 56917282013440 is 4431028271965.

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, 1170150064 + ... + 1170198703.

It is an arithmetic number, because the mean of its divisors is an integer number (1993197034080).

It is a 1-persistent number, because it is pandigital, but 2⋅56917282013440 = 113834564026880 is not.

Almost surely, 2^{56917282013440} is an apocalyptic number.

It is an amenable number.

56917282013440 is an abundant number, since it is smaller than the sum of its proper divisors (86592904440320).

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

56917282013440 is a wasteful number, since it uses less digits than its factorization.

56917282013440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2340348807 (or 2340348793 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 52.

The spelling of 56917282013440 in words is "fifty-six trillion, nine hundred seventeen billion, two hundred eighty-two million, thirteen thousand, four hundred forty".