115940391296 has 32 divisors (see below), whose sum is σ = 231027552000. Its totient is φ = 57957005824.

The previous prime is 115940391263. The next prime is 115940391299. The reversal of 115940391296 is 692193049511.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115940391299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 474305 + ... + 675903.

It is an arithmetic number, because the mean of its divisors is an integer number (7219611000).

Almost surely, 2^115940391296 is an apocalyptic number.

115940391296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

115940391296 is a deficient number, since it is larger than the sum of its proper divisors (115087160704).

115940391296 is an equidigital number, since it uses as much as digits as its factorization.

115940391296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206106 (or 206094 counting only the distinct ones).

The product of its (nonzero) digits is 524880, while the sum is 50.

The spelling of 115940391296 in words is "one hundred fifteen billion, nine hundred forty million, three hundred ninety-one thousand, two hundred ninety-six".