16716500009 has 8 divisors (see below), whose sum is σ = 18277352352. Its totient is φ = 15162509440.

The previous prime is 16716499907. The next prime is 16716500057. The reversal of 16716500009 is 90000561761.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16716500009 - 2¹⁶ = 16716434473 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16716500089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1710344 + ... + 1720089.

It is an arithmetic number, because the mean of its divisors is an integer number (2284669044).

Almost surely, 2^16716500009 is an apocalyptic number.

It is an amenable number.

16716500009 is a deficient number, since it is larger than the sum of its proper divisors (1560852343).

16716500009 is a wasteful number, since it uses less digits than its factorization.

16716500009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3430887.

The product of its (nonzero) digits is 11340, while the sum is 35.

The spelling of 16716500009 in words is "sixteen billion, seven hundred sixteen million, five hundred thousand, nine".