115555060566555 has 16 divisors (see below), whose sum is σ = 195763867313184. Its totient is φ = 58004108833280.

The previous prime is 115555060566493. The next prime is 115555060566577. The reversal of 115555060566555 is 555665060555511.

It is a happy number.

It is not a de Polignac number, because 115555060566555 - 2¹⁰ = 115555060565531 is a prime.

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, 226578549876 + ... + 226578550385.

It is an arithmetic number, because the mean of its divisors is an integer number (12235241707074).

Almost surely, 2^{115555060566555} is an apocalyptic number.

115555060566555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115555060566555 is a deficient number, since it is larger than the sum of its proper divisors (80208806746629).

115555060566555 is a wasteful number, since it uses less digits than its factorization.

115555060566555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453157100286.

The product of its (nonzero) digits is 84375000, while the sum is 60.

The spelling of 115555060566555 in words is "one hundred fifteen trillion, five hundred fifty-five billion, sixty million, five hundred sixty-six thousand, five hundred fifty-five".