14663422817 has 2 divisors, whose sum is σ = 14663422818. Its totient is φ = 14663422816.

The previous prime is 14663422799. The next prime is 14663422847. The reversal of 14663422817 is 71822436641.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9316303441 + 5347119376 = 96521^2 + 73124^2 .

It is an emirp because it is prime and its reverse (71822436641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14663422817 - 2¹⁰ = 14663421793 is a prime.

It is not a weakly prime, because it can be changed into another prime (14663422847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7331711408 + 7331711409.

It is an arithmetic number, because the mean of its divisors is an integer number (7331711409).

Almost surely, 2^14663422817 is an apocalyptic number.

It is an amenable number.

14663422817 is a deficient number, since it is larger than the sum of its proper divisors (1).

14663422817 is an equidigital number, since it uses as much as digits as its factorization.

14663422817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 387072, while the sum is 44.

The spelling of 14663422817 in words is "fourteen billion, six hundred sixty-three million, four hundred twenty-two thousand, eight hundred seventeen".