115396039992 has 32 divisors (see below), whose sum is σ = 289159476480. Its totient is φ = 38376096480.

The previous prime is 115396039981. The next prime is 115396040017. The reversal of 115396039992 is 299930693511.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5567578 + ... + 5588265.

It is an arithmetic number, because the mean of its divisors is an integer number (9036233640).

Almost surely, 2^115396039992 is an apocalyptic number.

115396039992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115396039992 is an abundant number, since it is smaller than the sum of its proper divisors (173763436488).

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

115396039992 is a wasteful number, since it uses less digits than its factorization.

115396039992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11156283 (or 11156279 counting only the distinct ones).

The product of its (nonzero) digits is 3542940, while the sum is 57.

The spelling of 115396039992 in words is "one hundred fifteen billion, three hundred ninety-six million, thirty-nine thousand, nine hundred ninety-two".