22849666717 has 2 divisors, whose sum is σ = 22849666718. Its totient is φ = 22849666716.

The previous prime is 22849666699. The next prime is 22849666727. The reversal of 22849666717 is 71766694822.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12631287321 + 10218379396 = 112389^2 + 101086^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22849666717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22849666727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11424833358 + 11424833359.

It is an arithmetic number, because the mean of its divisors is an integer number (11424833359).

Almost surely, 2^22849666717 is an apocalyptic number.

It is an amenable number.

22849666717 is a deficient number, since it is larger than the sum of its proper divisors (1).

22849666717 is an equidigital number, since it uses as much as digits as its factorization.

22849666717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12192768, while the sum is 58.

The spelling of 22849666717 in words is "twenty-two billion, eight hundred forty-nine million, six hundred sixty-six thousand, seven hundred seventeen".