16234717809 has 16 divisors (see below), whose sum is σ = 22391284160. Its totient is φ = 10454857920.

The previous prime is 16234717729. The next prime is 16234717867. The reversal of 16234717809 is 90871743261.

It is a happy number.

16234717809 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16234717809 - 2⁹ = 16234717297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16234717879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 510682 + ... + 541539.

It is an arithmetic number, because the mean of its divisors is an integer number (1399455260).

Almost surely, 2^16234717809 is an apocalyptic number.

It is an amenable number.

16234717809 is a deficient number, since it is larger than the sum of its proper divisors (6156566351).

16234717809 is a wasteful number, since it uses less digits than its factorization.

16234717809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052400.

The product of its (nonzero) digits is 508032, while the sum is 48.

The spelling of 16234717809 in words is "sixteen billion, two hundred thirty-four million, seven hundred seventeen thousand, eight hundred nine".