56115706365660 has 24 divisors (see below), whose sum is σ = 157123977824016. Its totient is φ = 14964188364160.

The previous prime is 56115706365613. The next prime is 56115706365661. The reversal of 56115706365660 is 6656360751165.

It is a self number, because there is not a number n which added to its sum of digits gives 56115706365660.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56115706365661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 467630886321 + ... + 467630886440.

It is an arithmetic number, because the mean of its divisors is an integer number (6546832409334).

Almost surely, 2^{56115706365660} is an apocalyptic number.

It is an amenable number.

56115706365660 is an abundant number, since it is smaller than the sum of its proper divisors (101008271458356).

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

56115706365660 is a wasteful number, since it uses less digits than its factorization.

56115706365660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935261772773 (or 935261772771 counting only the distinct ones).

The product of its (nonzero) digits is 20412000, while the sum is 57.

The spelling of 56115706365660 in words is "fifty-six trillion, one hundred fifteen billion, seven hundred six million, three hundred sixty-five thousand, six hundred sixty".