115317693856 has 48 divisors (see below), whose sum is σ = 231546379680. Its totient is φ = 56517909760.

The previous prime is 115317693851. The next prime is 115317693857. The reversal of 115317693856 is 658396713511.

It is a super-2 number, since 2×115317693856² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 115317693797 and 115317693806.

It is not an unprimeable number, because it can be changed into a prime (115317693851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 567126 + ... + 743146.

It is an arithmetic number, because the mean of its divisors is an integer number (4823882910).

Almost surely, 2^115317693856 is an apocalyptic number.

115317693856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115317693856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115773189840).

115317693856 is an abundant number, since it is smaller than the sum of its proper divisors (116228685824).

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

115317693856 is a wasteful number, since it uses less digits than its factorization.

115317693856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176437 (or 176429 counting only the distinct ones).

The product of its digits is 4082400, while the sum is 55.

The spelling of 115317693856 in words is "one hundred fifteen billion, three hundred seventeen million, six hundred ninety-three thousand, eight hundred fifty-six".