16516892915 has 4 divisors (see below), whose sum is σ = 19820271504. Its totient is φ = 13213514328.

The previous prime is 16516892881. The next prime is 16516892923. The reversal of 16516892915 is 51929861561.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16516892915 - 2³⁰ = 15443151091 is a prime.

It is a Duffinian 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, 1651689287 + ... + 1651689296.

It is an arithmetic number, because the mean of its divisors is an integer number (4955067876).

Almost surely, 2^16516892915 is an apocalyptic number.

16516892915 is a deficient number, since it is larger than the sum of its proper divisors (3303378589).

16516892915 is an equidigital number, since it uses as much as digits as its factorization.

16516892915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3303378588.

The product of its digits is 1166400, while the sum is 53.

The spelling of 16516892915 in words is "sixteen billion, five hundred sixteen million, eight hundred ninety-two thousand, nine hundred fifteen".