56616061055100 has 72 divisors (see below), whose sum is σ = 168236410649328. Its totient is φ = 14689572595200.

The previous prime is 56616061055077. The next prime is 56616061055107. The reversal of 56616061055100 is 155016061665.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56616061055107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2550261921 + ... + 2550284120.

It is an arithmetic number, because the mean of its divisors is an integer number (2336616814574).

Almost surely, 2^{56616061055100} is an apocalyptic number.

56616061055100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56616061055100 is an abundant number, since it is smaller than the sum of its proper divisors (111620349594228).

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

56616061055100 is a wasteful number, since it uses less digits than its factorization.

56616061055100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5100546095 (or 5100546088 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 42.

The spelling of 56616061055100 in words is "fifty-six trillion, six hundred sixteen billion, sixty-one million, fifty-five thousand, one hundred".