422344212439 has 2 divisors, whose sum is σ = 422344212440. Its totient is φ = 422344212438.

The previous prime is 422344212403. The next prime is 422344212449. The reversal of 422344212439 is 934212443224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 422344212439 - 2²³ = 422335823831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422344212449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211172106219 + 211172106220.

It is an arithmetic number, because the mean of its divisors is an integer number (211172106220).

Almost surely, 2^422344212439 is an apocalyptic number.

422344212439 is a deficient number, since it is larger than the sum of its proper divisors (1).

422344212439 is an equidigital number, since it uses as much as digits as its factorization.

422344212439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 331776, while the sum is 40.

The spelling of 422344212439 in words is "four hundred twenty-two billion, three hundred forty-four million, two hundred twelve thousand, four hundred thirty-nine".