115656656605 has 16 divisors (see below), whose sum is σ = 159121615104. Its totient is φ = 79054035840.

The previous prime is 115656656603. The next prime is 115656656653. The reversal of 115656656605 is 506656656511.

It is not a de Polignac number, because 115656656605 - 2¹ = 115656656603 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115656656603) 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, 5267761 + ... + 5289670.

It is an arithmetic number, because the mean of its divisors is an integer number (9945100944).

Almost surely, 2^115656656605 is an apocalyptic number.

It is an amenable number.

115656656605 is a deficient number, since it is larger than the sum of its proper divisors (43464958499).

115656656605 is a wasteful number, since it uses less digits than its factorization.

115656656605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10557756.

The product of its (nonzero) digits is 4860000, while the sum is 52.

The spelling of 115656656605 in words is "one hundred fifteen billion, six hundred fifty-six million, six hundred fifty-six thousand, six hundred five".