56616026507344 has 160 divisors (see below), whose sum is σ = 119864734416000. Its totient is φ = 25805285670912.

The previous prime is 56616026507323. The next prime is 56616026507419. The reversal of 56616026507344 is 44370562061665.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 404130942 + ... + 404271010.

It is an arithmetic number, because the mean of its divisors is an integer number (749154590100).

Almost surely, 2^{56616026507344} 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 56616026507344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59932367208000).

56616026507344 is an abundant number, since it is smaller than the sum of its proper divisors (63248707908656).

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

56616026507344 is a wasteful number, since it uses less digits than its factorization.

56616026507344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140525 (or 140519 counting only the distinct ones).

The product of its (nonzero) digits is 21772800, while the sum is 55.

The spelling of 56616026507344 in words is "fifty-six trillion, six hundred sixteen billion, twenty-six million, five hundred seven thousand, three hundred forty-four".