115997357572 has 24 divisors (see below), whose sum is σ = 208011877920. Its totient is φ = 56580401280.

The previous prime is 115997357503. The next prime is 115997357573. The reversal of 115997357572 is 275753799511.

115997357572 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 115997357572.

It is not an unprimeable number, because it can be changed into a prime (115997357573) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1845093 + ... + 1906924.

It is an arithmetic number, because the mean of its divisors is an integer number (8667161580).

Almost surely, 2^115997357572 is an apocalyptic number.

It is an amenable number.

115997357572 is a deficient number, since it is larger than the sum of its proper divisors (92014520348).

115997357572 is a wasteful number, since it uses less digits than its factorization.

115997357572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3752211 (or 3752209 counting only the distinct ones).

The product of its digits is 20837250, while the sum is 61.

The spelling of 115997357572 in words is "one hundred fifteen billion, nine hundred ninety-seven million, three hundred fifty-seven thousand, five hundred seventy-two".