115688258322 has 128 divisors (see below), whose sum is σ = 304452255744. Its totient is φ = 28437378048.

The previous prime is 115688258311. The next prime is 115688258333. The reversal of 115688258322 is 223852886511.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (115688258311) and next prime (115688258333).

It is a super-2 number, since 2×115688258322² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 895543 + ... + 1016549.

It is an arithmetic number, because the mean of its divisors is an integer number (2378533248).

Almost surely, 2^115688258322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115688258322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152226127872).

115688258322 is an abundant number, since it is smaller than the sum of its proper divisors (188763997422).

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

115688258322 is a wasteful number, since it uses less digits than its factorization.

115688258322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121152.

The product of its digits is 1843200, while the sum is 51.

The spelling of 115688258322 in words is "one hundred fifteen billion, six hundred eighty-eight million, two hundred fifty-eight thousand, three hundred twenty-two".