115928972975 has 6 divisors (see below), whose sum is σ = 143751926520. Its totient is φ = 92743178360.

The previous prime is 115928972969. The next prime is 115928972977. The reversal of 115928972975 is 579279829511.

It is not a de Polignac number, because 115928972975 - 2⁶ = 115928972911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115928972977) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2318579435 + ... + 2318579484.

It is an arithmetic number, because the mean of its divisors is an integer number (23958654420).

Almost surely, 2^115928972975 is an apocalyptic number.

115928972975 is a deficient number, since it is larger than the sum of its proper divisors (27822953545).

115928972975 is an equidigital number, since it uses as much as digits as its factorization.

115928972975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4637158929 (or 4637158924 counting only the distinct ones).

The product of its digits is 28576800, while the sum is 65.

The spelling of 115928972975 in words is "one hundred fifteen billion, nine hundred twenty-eight million, nine hundred seventy-two thousand, nine hundred seventy-five".