115913568 has 48 divisors (see below), whose sum is σ = 305496576. Its totient is φ = 38482560.

The previous prime is 115913549. The next prime is 115913569. The reversal of 115913568 is 865319511.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115913569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22953 + ... + 27543.

It is an arithmetic number, because the mean of its divisors is an integer number (6364512).

Almost surely, 2^115913568 is an apocalyptic number.

It is an amenable number.

115913568 is an abundant number, since it is smaller than the sum of its proper divisors (189583008).

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

115913568 is a wasteful number, since it uses less digits than its factorization.

115913568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4867 (or 4859 counting only the distinct ones).

The product of its digits is 32400, while the sum is 39.

The square root of 115913568 is about 10766.3163616903. The cubic root of 115913568 is about 487.5787370522.

The spelling of 115913568 in words is "one hundred fifteen million, nine hundred thirteen thousand, five hundred sixty-eight".