118399814400 has 216 divisors, whose sum is σ = 446565140224. Its totient is φ = 27062784000.

The previous prime is 118399814359. The next prime is 118399814453. The reversal of 118399814400 is 4418993811.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 118399814400.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 306076 + ... + 574875.

Almost surely, 2^118399814400 is an apocalyptic number.

118399814400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

118399814400 is an abundant number, since it is smaller than the sum of its proper divisors (328165325824).

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

118399814400 is an equidigital number, since it uses as much as digits as its factorization.

118399814400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880987 (or 880968 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 48.

The spelling of 118399814400 in words is "one hundred eighteen billion, three hundred ninety-nine million, eight hundred fourteen thousand, four hundred".