118163836800 has 480 divisors, whose sum is σ = 446726095200. Its totient is φ = 30739046400.

The previous prime is 118163836727. The next prime is 118163836831. The reversal of 118163836800 is 8638361811.

118163836800 is a `hidden beast` number, since 1 + 1 + 8 + 1 + 638 + 3 + 6 + 8 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 10621641 + ... + 10632759.

It is an arithmetic number, because the mean of its divisors is an integer number (930679365).

Almost surely, 2^118163836800 is an apocalyptic number.

118163836800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118163836800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223363047600).

118163836800 is an abundant number, since it is smaller than the sum of its proper divisors (328562258400).

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

118163836800 is a wasteful number, since it uses less digits than its factorization.

118163836800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11196 (or 11170 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 45.

The spelling of 118163836800 in words is "one hundred eighteen billion, one hundred sixty-three million, eight hundred thirty-six thousand, eight hundred".