16604368705 has 16 divisors (see below), whose sum is σ = 20251969920. Its totient is φ = 13067052928.

The previous prime is 16604368667. The next prime is 16604368799. The reversal of 16604368705 is 50786340661.

It is a cyclic number.

It is not a de Polignac number, because 16604368705 - 2⁷ = 16604368577 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10836 + ... + 182554.

It is an arithmetic number, because the mean of its divisors is an integer number (1265748120).

Almost surely, 2^16604368705 is an apocalyptic number.

It is an amenable number.

16604368705 is a deficient number, since it is larger than the sum of its proper divisors (3647601215).

16604368705 is a wasteful number, since it uses less digits than its factorization.

16604368705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172040.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 16604368705 in words is "sixteen billion, six hundred four million, three hundred sixty-eight thousand, seven hundred five".