115479172516 has 12 divisors (see below), whose sum is σ = 203563651788. Its totient is φ = 57318129152.

The previous prime is 115479172481. The next prime is 115479172541. The reversal of 115479172516 is 615271974511.

It can be written as a sum of positive squares in 2 ways, for example, as 101378560000 + 14100612516 = 318400^2 + 118746^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 115479172516.

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, 105363661 + ... + 105364756.

It is an arithmetic number, because the mean of its divisors is an integer number (16963637649).

Almost surely, 2^115479172516 is an apocalyptic number.

It is an amenable number.

115479172516 is a deficient number, since it is larger than the sum of its proper divisors (88084479272).

115479172516 is a wasteful number, since it uses less digits than its factorization.

115479172516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210728558 (or 210728556 counting only the distinct ones).

The product of its digits is 529200, while the sum is 49.

The spelling of 115479172516 in words is "one hundred fifteen billion, four hundred seventy-nine million, one hundred seventy-two thousand, five hundred sixteen".