115988889600 has 1080 divisors, whose sum is σ = 471983228640. Its totient is φ = 28028436480.

The previous prime is 115988889593. The next prime is 115988889613. The reversal of 115988889600 is 6988889511.

115988889600 is a `hidden beast` number, since 1 + 15 + 9 + 8 + 8 + 8 + 8 + 9 + 600 = 666.

It is a tau number, because it is divible by the number of its divisors (1080).

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, 5042995189 + ... + 5042995211.

It is an arithmetic number, because the mean of its divisors is an integer number (437021508).

Almost surely, 2^115988889600 is an apocalyptic number.

115988889600 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 115988889600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (235991614320).

115988889600 is an abundant number, since it is smaller than the sum of its proper divisors (355994339040).

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

115988889600 is an frugal number, since it uses more digits than its factorization.

115988889600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98 (or 52 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 63.

The spelling of 115988889600 in words is "one hundred fifteen billion, nine hundred eighty-eight million, eight hundred eighty-nine thousand, six hundred".