16716717659 has 8 divisors (see below), whose sum is σ = 16938432960. Its totient is φ = 16495255296.

The previous prime is 16716717601. The next prime is 16716717673. The reversal of 16716717659 is 95671761761.

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 16716717659 - 2⁸ = 16716717403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16716717679) 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, 71717 + ... + 196409.

It is an arithmetic number, because the mean of its divisors is an integer number (2117304120).

Almost surely, 2^16716717659 is an apocalyptic number.

16716717659 is a deficient number, since it is larger than the sum of its proper divisors (221715301).

16716717659 is a wasteful number, since it uses less digits than its factorization.

16716717659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126469.

The product of its digits is 3333960, while the sum is 56.

The spelling of 16716717659 in words is "sixteen billion, seven hundred sixteen million, seven hundred seventeen thousand, six hundred fifty-nine".