16908364517 has 8 divisors (see below), whose sum is σ = 18447639840. Its totient is φ = 15369447760.

The previous prime is 16908364507. The next prime is 16908364531. The reversal of 16908364517 is 71546380961.

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 16908364517 - 2⁸ = 16908364261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16908364507) 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, 14198 + ... + 184440.

It is an arithmetic number, because the mean of its divisors is an integer number (2305954980).

Almost surely, 2^16908364517 is an apocalyptic number.

It is an amenable number.

16908364517 is a deficient number, since it is larger than the sum of its proper divisors (1539275323).

16908364517 is a wasteful number, since it uses less digits than its factorization.

16908364517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179283.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The spelling of 16908364517 in words is "sixteen billion, nine hundred eight million, three hundred sixty-four thousand, five hundred seventeen".