442523311319 has 2 divisors, whose sum is σ = 442523311320. Its totient is φ = 442523311318.

The previous prime is 442523311297. The next prime is 442523311327. The reversal of 442523311319 is 913113325244.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 442523311319 - 2²⁴ = 442506534103 is a prime.

It is a super-2 number, since 2×442523311319² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442523311339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221261655659 + 221261655660.

It is an arithmetic number, because the mean of its divisors is an integer number (221261655660).

Almost surely, 2^442523311319 is an apocalyptic number.

442523311319 is a deficient number, since it is larger than the sum of its proper divisors (1).

442523311319 is an equidigital number, since it uses as much as digits as its factorization.

442523311319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 38.

The spelling of 442523311319 in words is "four hundred forty-two billion, five hundred twenty-three million, three hundred eleven thousand, three hundred nineteen".