115999504568 has 16 divisors (see below), whose sum is σ = 217502902680. Its totient is φ = 57998730528.

The previous prime is 115999504547. The next prime is 115999504591. The reversal of 115999504568 is 865405999511.

It is a Cunningham number, because it is equal to 340587²-1.

It is a self number, because there is not a number n which added to its sum of digits gives 115999504568.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 596030 + ... + 766322.

Almost surely, 2^115999504568 is an apocalyptic number.

It is an amenable number.

115999504568 is a deficient number, since it is larger than the sum of its proper divisors (101503398112).

115999504568 is a wasteful number, since it uses less digits than its factorization.

115999504568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255446 (or 255442 counting only the distinct ones).

The product of its (nonzero) digits is 17496000, while the sum is 62.

The spelling of 115999504568 in words is "one hundred fifteen billion, nine hundred ninety-nine million, five hundred four thousand, five hundred sixty-eight".