56165505500616 has 64 divisors (see below), whose sum is σ = 141545725102080. Its totient is φ = 18570961866240.

The previous prime is 56165505500609. The next prime is 56165505500617. The reversal of 56165505500616 is 61600550556165.

It is not an unprimeable number, because it can be changed into a prime (56165505500617) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14689060 + ... + 18113516.

It is an arithmetic number, because the mean of its divisors is an integer number (2211651954720).

Almost surely, 2^{56165505500616} is an apocalyptic number.

It is an amenable number.

56165505500616 is an abundant number, since it is smaller than the sum of its proper divisors (85380219601464).

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

56165505500616 is a wasteful number, since it uses less digits than its factorization.

56165505500616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3429974 (or 3429970 counting only the distinct ones).

The product of its (nonzero) digits is 4050000, while the sum is 51.

The spelling of 56165505500616 in words is "fifty-six trillion, one hundred sixty-five billion, five hundred five million, five hundred thousand, six hundred sixteen".