118277688630 has 32 divisors (see below), whose sum is σ = 287755039584. Its totient is φ = 31108651776.

The previous prime is 118277688587. The next prime is 118277688643. The reversal of 118277688630 is 36886772811.

It is a super-2 number, since 2×118277688630² (a number of 23 digits) contains 22 as substring.

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, 27001849 + ... + 27006228.

It is an arithmetic number, because the mean of its divisors is an integer number (8992344987).

Almost surely, 2^118277688630 is an apocalyptic number.

118277688630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

118277688630 is an abundant number, since it is smaller than the sum of its proper divisors (169477350954).

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

118277688630 is a wasteful number, since it uses less digits than its factorization.

118277688630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54008160.

The product of its (nonzero) digits is 5419008, while the sum is 57.

The spelling of 118277688630 in words is "one hundred eighteen billion, two hundred seventy-seven million, six hundred eighty-eight thousand, six hundred thirty".