422344442417 has 2 divisors, whose sum is σ = 422344442418. Its totient is φ = 422344442416.

The previous prime is 422344442323. The next prime is 422344442423. The reversal of 422344442417 is 714244443224.

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., 327898245376 + 94446197041 = 572624^2 + 307321^2 .

It is a cyclic number.

It is not a de Polignac number, because 422344442417 - 2²⁰ = 422343393841 is a prime.

It is not a weakly prime, because it can be changed into another prime (422344442447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211172221208 + 211172221209.

It is an arithmetic number, because the mean of its divisors is an integer number (211172221209).

Almost surely, 2^422344442417 is an apocalyptic number.

It is an amenable number.

422344442417 is a deficient number, since it is larger than the sum of its proper divisors (1).

422344442417 is an equidigital number, since it uses as much as digits as its factorization.

422344442417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 688128, while the sum is 41.

The spelling of 422344442417 in words is "four hundred twenty-two billion, three hundred forty-four million, four hundred forty-two thousand, four hundred seventeen".