118115554320 has 280 divisors, whose sum is σ = 413325163800. Its totient is φ = 31376222208.

The previous prime is 118115554303. The next prime is 118115554457. The reversal of 118115554320 is 23455511811.

118115554320 is a `hidden beast` number, since 1 + 1 + 81 + 1 + 5 + 554 + 3 + 20 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 90326016 + 118025228304 = 9504^2 + 343548^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 15684316 + ... + 15691844.

Almost surely, 2^118115554320 is an apocalyptic number.

118115554320 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 118115554320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (206662581900).

118115554320 is an abundant number, since it is smaller than the sum of its proper divisors (295209609480).

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

118115554320 is an equidigital number, since it uses as much as digits as its factorization.

118115554320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7829 (or 7808 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 36.

The spelling of 118115554320 in words is "one hundred eighteen billion, one hundred fifteen million, five hundred fifty-four thousand, three hundred twenty".