56116344480 has 576 divisors, whose sum is σ = 218921149440. Its totient is φ = 12005769216.

The previous prime is 56116344421. The next prime is 56116344503. The reversal of 56116344480 is 8444361165.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 117152881 + ... + 117153359.

It is an arithmetic number, because the mean of its divisors is an integer number (380071440).

Almost surely, 2^56116344480 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 56116344480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109460574720).

56116344480 is an abundant number, since it is smaller than the sum of its proper divisors (162804804960).

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

56116344480 is a wasteful number, since it uses less digits than its factorization.

56116344480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821 (or 806 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 42.

The spelling of 56116344480 in words is "fifty-six billion, one hundred sixteen million, three hundred forty-four thousand, four hundred eighty".