822923902417 has 2 divisors, whose sum is σ = 822923902418. Its totient is φ = 822923902416.

The previous prime is 822923902363. The next prime is 822923902421. The reversal of 822923902417 is 714209329228.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 467659028736 + 355264873681 = 683856^2 + 596041^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-822923902417 is a prime.

It is not a weakly prime, because it can be changed into another prime (822123902417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 411461951208 + 411461951209.

It is an arithmetic number, because the mean of its divisors is an integer number (411461951209).

Almost surely, 2^822923902417 is an apocalyptic number.

It is an amenable number.

822923902417 is a deficient number, since it is larger than the sum of its proper divisors (1).

822923902417 is an equidigital number, since it uses as much as digits as its factorization.

822923902417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 49.

The spelling of 822923902417 in words is "eight hundred twenty-two billion, nine hundred twenty-three million, nine hundred two thousand, four hundred seventeen".