115912595766 has 64 divisors (see below), whose sum is σ = 259610376960. Its totient is φ = 34198295040.

The previous prime is 115912595737. The next prime is 115912595801. The reversal of 115912595766 is 667595219511.

It is a happy number.

It is a super-2 number, since 2×115912595766² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 823050 + ... + 953538.

It is an arithmetic number, because the mean of its divisors is an integer number (4056412140).

Almost surely, 2^115912595766 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115912595766, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129805188480).

115912595766 is an abundant number, since it is smaller than the sum of its proper divisors (143697781194).

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

115912595766 is a wasteful number, since it uses less digits than its factorization.

115912595766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130861.

The product of its digits is 5103000, while the sum is 57.

The spelling of 115912595766 in words is "one hundred fifteen billion, nine hundred twelve million, five hundred ninety-five thousand, seven hundred sixty-six".