118173370685 has 16 divisors (see below), whose sum is σ = 142395073200. Its totient is φ = 94148121600.

The previous prime is 118173370649. The next prime is 118173370709. The reversal of 118173370685 is 586073371811.

It can be written as a sum of positive squares in 8 ways, for example, as 8886267289 + 109287103396 = 94267^2 + 330586^2 .

It is not a de Polignac number, because 118173370685 - 2⁸ = 118173370429 is a prime.

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, 1180991 + ... + 1277139.

It is an arithmetic number, because the mean of its divisors is an integer number (8899692075).

Almost surely, 2^118173370685 is an apocalyptic number.

It is an amenable number.

118173370685 is a deficient number, since it is larger than the sum of its proper divisors (24221702515).

118173370685 is an equidigital number, since it uses as much as digits as its factorization.

118173370685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97168.

The product of its (nonzero) digits is 846720, while the sum is 50.

The spelling of 118173370685 in words is "one hundred eighteen billion, one hundred seventy-three million, three hundred seventy thousand, six hundred eighty-five".