115978313144 has 16 divisors (see below), whose sum is σ = 217705623720. Its totient is φ = 57923480160.

The previous prime is 115978313071. The next prime is 115978313153. The reversal of 115978313144 is 441313879511.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8202047 + ... + 8216174.

Almost surely, 2^115978313144 is an apocalyptic number.

It is an amenable number.

115978313144 is a deficient number, since it is larger than the sum of its proper divisors (101727310576).

115978313144 is a wasteful number, since it uses less digits than its factorization.

115978313144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16419110 (or 16419106 counting only the distinct ones).

The product of its digits is 362880, while the sum is 47.

The spelling of 115978313144 in words is "one hundred fifteen billion, nine hundred seventy-eight million, three hundred thirteen thousand, one hundred forty-four".