102056561760215 has 16 divisors (see below), whose sum is σ = 127390854034080. Its totient is φ = 78394371672960.

The previous prime is 102056561760187. The next prime is 102056561760259. The reversal of 102056561760215 is 512067165650201.

It is not a de Polignac number, because 102056561760215 - 2⁶ = 102056561760151 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102056561760215.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1944278609 + ... + 1944331098.

It is an arithmetic number, because the mean of its divisors is an integer number (7961928377130).

Almost surely, 2^{102056561760215} is an apocalyptic number.

102056561760215 is a deficient number, since it is larger than the sum of its proper divisors (25334292273865).

102056561760215 is a wasteful number, since it uses less digits than its factorization.

102056561760215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3888609922.

The product of its (nonzero) digits is 756000, while the sum is 47.

The spelling of 102056561760215 in words is "one hundred two trillion, fifty-six billion, five hundred sixty-one million, seven hundred sixty thousand, two hundred fifteen".