118844138256 has 40 divisors (see below), whose sum is σ = 307723116960. Its totient is φ = 39523216896.

The previous prime is 118844138239. The next prime is 118844138317. The reversal of 118844138256 is 652831448811.

It is a happy number.

It is a super-2 number, since 2×118844138256² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 118844138199 and 118844138208.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2838246 + ... + 2879813.

It is an arithmetic number, because the mean of its divisors is an integer number (7693077924).

Almost surely, 2^118844138256 is an apocalyptic number.

118844138256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

118844138256 is an abundant number, since it is smaller than the sum of its proper divisors (188878978704).

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

118844138256 is a wasteful number, since it uses less digits than its factorization.

118844138256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5718503 (or 5718497 counting only the distinct ones).

The product of its digits is 1474560, while the sum is 51.

The spelling of 118844138256 in words is "one hundred eighteen billion, eight hundred forty-four million, one hundred thirty-eight thousand, two hundred fifty-six".