118555988628 has 288 divisors, whose sum is σ = 372572742528. Its totient is φ = 28914278400.

The previous prime is 118555988609. The next prime is 118555988641. The reversal of 118555988628 is 826889555811.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 59485200 + ... + 59487192.

It is an arithmetic number, because the mean of its divisors is an integer number (1293655356).

Almost surely, 2^118555988628 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118555988628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186286371264).

118555988628 is an abundant number, since it is smaller than the sum of its proper divisors (254016753900).

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

118555988628 is a wasteful number, since it uses less digits than its factorization.

118555988628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2583 (or 2574 counting only the distinct ones).

The product of its digits is 55296000, while the sum is 66.

The spelling of 118555988628 in words is "one hundred eighteen billion, five hundred fifty-five million, nine hundred eighty-eight thousand, six hundred twenty-eight".