16104565099 has 32 divisors (see below), whose sum is σ = 19235174400. Its totient is φ = 13191897600.

The previous prime is 16104565097. The next prime is 16104565117. The reversal of 16104565099 is 99056540161.

It is a happy number.

It is not a de Polignac number, because 16104565099 - 2¹ = 16104565097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16104565097) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10329282 + ... + 10330840.

It is an arithmetic number, because the mean of its divisors is an integer number (601099200).

Almost surely, 2^16104565099 is an apocalyptic number.

16104565099 is a deficient number, since it is larger than the sum of its proper divisors (3130609301).

16104565099 is a wasteful number, since it uses less digits than its factorization.

16104565099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2083.

The product of its (nonzero) digits is 291600, while the sum is 46.

The spelling of 16104565099 in words is "sixteen billion, one hundred four million, five hundred sixty-five thousand, ninety-nine".