115911608358 has 256 divisors, whose sum is σ = 303669596160. Its totient is φ = 28663455744.

The previous prime is 115911608339. The next prime is 115911608383. The reversal of 115911608358 is 853806119511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 153119316 + ... + 153120072.

It is an arithmetic number, because the mean of its divisors is an integer number (1186209360).

Almost surely, 2^115911608358 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115911608358, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151834798080).

115911608358 is an abundant number, since it is smaller than the sum of its proper divisors (187757987802).

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

115911608358 is a wasteful number, since it uses less digits than its factorization.

115911608358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031.

The product of its (nonzero) digits is 259200, while the sum is 48.

The spelling of 115911608358 in words is "one hundred fifteen billion, nine hundred eleven million, six hundred eight thousand, three hundred fifty-eight".