118170510655 has 32 divisors (see below), whose sum is σ = 149049123840. Its totient is φ = 89814426240.

The previous prime is 118170510617. The next prime is 118170510691. The reversal of 118170510655 is 556015071811.

It is not a de Polignac number, because 118170510655 - 2¹⁹ = 118169986367 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9427002 + ... + 9439528.

It is an arithmetic number, because the mean of its divisors is an integer number (4657785120).

Almost surely, 2^118170510655 is an apocalyptic number.

118170510655 is a deficient number, since it is larger than the sum of its proper divisors (30878613185).

118170510655 is a wasteful number, since it uses less digits than its factorization.

118170510655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13599.

The product of its (nonzero) digits is 42000, while the sum is 40.

The spelling of 118170510655 in words is "one hundred eighteen billion, one hundred seventy million, five hundred ten thousand, six hundred fifty-five".