422442323287 has 2 divisors, whose sum is σ = 422442323288. Its totient is φ = 422442323286.

The previous prime is 422442323279. The next prime is 422442323321. The reversal of 422442323287 is 782323244224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422442323287 - 2³ = 422442323279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422442324287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211221161643 + 211221161644.

It is an arithmetic number, because the mean of its divisors is an integer number (211221161644).

Almost surely, 2^422442323287 is an apocalyptic number.

422442323287 is a deficient number, since it is larger than the sum of its proper divisors (1).

422442323287 is an equidigital number, since it uses as much as digits as its factorization.

422442323287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1032192, while the sum is 43.

The spelling of 422442323287 in words is "four hundred twenty-two billion, four hundred forty-two million, three hundred twenty-three thousand, two hundred eighty-seven".