118550520000 has 1120 divisors, whose sum is σ = 503901699840. Its totient is φ = 27002880000.

The previous prime is 118550519987. The next prime is 118550520019. The reversal of 118550520000 is 25055811.

118550520000 is a `hidden beast` number, since 11 + 85 + 50 + 520 + 0 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 201959707 + ... + 201960293.

It is an arithmetic number, because the mean of its divisors is an integer number (449912232).

Almost surely, 2^118550520000 is an apocalyptic number.

118550520000 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 118550520000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (251950849920).

118550520000 is an abundant number, since it is smaller than the sum of its proper divisors (385351179840).

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

118550520000 is a wasteful number, since it uses less digits than its factorization.

118550520000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656 (or 625 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 27.

Adding to 118550520000 its reverse (25055811), we get a palindrome (118575575811).

The spelling of 118550520000 in words is "one hundred eighteen billion, five hundred fifty million, five hundred twenty thousand".