118172171416 has 16 divisors (see below), whose sum is σ = 238616884800. Its totient is φ = 54541002144.

The previous prime is 118172171389. The next prime is 118172171497. The reversal of 118172171416 is 614171271811.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 568135336 + ... + 568135543.

It is an arithmetic number, because the mean of its divisors is an integer number (14913555300).

Almost surely, 2^118172171416 is an apocalyptic number.

It is an amenable number.

118172171416 is an abundant number, since it is smaller than the sum of its proper divisors (120444713384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

118172171416 is a wasteful number, since it uses less digits than its factorization.

118172171416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136270898 (or 1136270894 counting only the distinct ones).

The product of its digits is 18816, while the sum is 40.

The spelling of 118172171416 in words is "one hundred eighteen billion, one hundred seventy-two million, one hundred seventy-one thousand, four hundred sixteen".