115888391059128 has 192 divisors, whose sum is σ = 316454323046400. Its totient is φ = 35318924847360.

The previous prime is 115888391059019. The next prime is 115888391059171. The reversal of 115888391059128 is 821950193888511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 580552825 + ... + 580752407.

It is an arithmetic number, because the mean of its divisors is an integer number (1648199599200).

Almost surely, 2^{115888391059128} 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 115888391059128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158227161523200).

115888391059128 is an abundant number, since it is smaller than the sum of its proper divisors (200565931987272).

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

115888391059128 is a wasteful number, since it uses less digits than its factorization.

115888391059128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201970 (or 201947 counting only the distinct ones).

The product of its (nonzero) digits is 49766400, while the sum is 69.

The spelling of 115888391059128 in words is "one hundred fifteen trillion, eight hundred eighty-eight billion, three hundred ninety-one million, fifty-nine thousand, one hundred twenty-eight".