422404204447 has 2 divisors, whose sum is σ = 422404204448. Its totient is φ = 422404204446.

The previous prime is 422404204441. The next prime is 422404204451. The reversal of 422404204447 is 744402404224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 422404204447 - 2⁷ = 422404204319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422404204441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211202102223 + 211202102224.

It is an arithmetic number, because the mean of its divisors is an integer number (211202102224).

Almost surely, 2^422404204447 is an apocalyptic number.

422404204447 is a deficient number, since it is larger than the sum of its proper divisors (1).

422404204447 is an equidigital number, since it uses as much as digits as its factorization.

422404204447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 229376, while the sum is 37.

The spelling of 422404204447 in words is "four hundred twenty-two billion, four hundred four million, two hundred four thousand, four hundred forty-seven".