16707575809 has 24 divisors (see below), whose sum is σ = 18489996000. Its totient is φ = 15080593920.

The previous prime is 16707575791. The next prime is 16707575831. The reversal of 16707575809 is 90857570761.

It is a happy number.

It is not a de Polignac number, because 16707575809 - 2⁵ = 16707575777 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16707575809.

It is not an unprimeable number, because it can be changed into a prime (16707575849) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 687142 + ... + 711040.

It is an arithmetic number, because the mean of its divisors is an integer number (770416500).

Almost surely, 2^16707575809 is an apocalyptic number.

It is an amenable number.

16707575809 is a deficient number, since it is larger than the sum of its proper divisors (1782420191).

16707575809 is a wasteful number, since it uses less digits than its factorization.

16707575809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24033 (or 24016 counting only the distinct ones).

The product of its (nonzero) digits is 3704400, while the sum is 55.

The spelling of 16707575809 in words is "sixteen billion, seven hundred seven million, five hundred seventy-five thousand, eight hundred nine".