9115416872 has 32 divisors (see below), whose sum is σ = 17237637120. Its totient is φ = 4518763200.

The previous prime is 9115416859. The next prime is 9115416923. The reversal of 9115416872 is 2786145119.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2590058 + ... + 2593574.

It is an arithmetic number, because the mean of its divisors is an integer number (538676160).

Almost surely, 2^9115416872 is an apocalyptic number.

It is an amenable number.

9115416872 is a deficient number, since it is larger than the sum of its proper divisors (8122220248).

9115416872 is a wasteful number, since it uses less digits than its factorization.

9115416872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6201 (or 6197 counting only the distinct ones).

The product of its digits is 120960, while the sum is 44.

The square root of 9115416872 is about 95474.6923116278. The cubic root of 9115416872 is about 2088.9378142398.

The spelling of 9115416872 in words is "nine billion, one hundred fifteen million, four hundred sixteen thousand, eight hundred seventy-two".