16683671467817 has 2 divisors, whose sum is σ = 16683671467818. Its totient is φ = 16683671467816.

The previous prime is 16683671467789. The next prime is 16683671467819. The reversal of 16683671467817 is 71876417638661.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16408202895616 + 275468572201 = 4050704^2 + 524851^2 .

It is a cyclic number.

It is not a de Polignac number, because 16683671467817 - 2¹⁰ = 16683671466793 is a prime.

Together with 16683671467819, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16683671467819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8341835733908 + 8341835733909.

It is an arithmetic number, because the mean of its divisors is an integer number (8341835733909).

Almost surely, 2^{16683671467817} is an apocalyptic number.

It is an amenable number.

16683671467817 is a deficient number, since it is larger than the sum of its proper divisors (1).

16683671467817 is an equidigital number, since it uses as much as digits as its factorization.

16683671467817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 341397504, while the sum is 71.

The spelling of 16683671467817 in words is "sixteen trillion, six hundred eighty-three billion, six hundred seventy-one million, four hundred sixty-seven thousand, eight hundred seventeen".