16806604432195 has 16 divisors (see below), whose sum is σ = 20640278625120. Its totient is φ = 13130482305024.

The previous prime is 16806604432187. The next prime is 16806604432207. The reversal of 16806604432195 is 59123440660861.

It is a cyclic number.

It is not a de Polignac number, because 16806604432195 - 2³ = 16806604432187 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4974750 + ... + 7639459.

It is an arithmetic number, because the mean of its divisors is an integer number (1290017414070).

Almost surely, 2^{16806604432195} is an apocalyptic number.

16806604432195 is a deficient number, since it is larger than the sum of its proper divisors (3833674192925).

16806604432195 is a wasteful number, since it uses less digits than its factorization.

16806604432195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12620454.

The product of its (nonzero) digits is 7464960, while the sum is 55.

The spelling of 16806604432195 in words is "sixteen trillion, eight hundred six billion, six hundred four million, four hundred thirty-two thousand, one hundred ninety-five".