423443141344319 has 2 divisors, whose sum is σ = 423443141344320. Its totient is φ = 423443141344318.

The previous prime is 423443141344273. The next prime is 423443141344337. The reversal of 423443141344319 is 913443141344324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 423443141344319 - 2⁸ = 423443141344063 is a prime.

It is a super-2 number, since 2×423443141344319² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423443141344219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211721570672159 + 211721570672160.

It is an arithmetic number, because the mean of its divisors is an integer number (211721570672160).

Almost surely, 2^{423443141344319} is an apocalyptic number.

423443141344319 is a deficient number, since it is larger than the sum of its proper divisors (1).

423443141344319 is an equidigital number, since it uses as much as digits as its factorization.

423443141344319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5971968, while the sum is 50.

The spelling of 423443141344319 in words is "four hundred twenty-three trillion, four hundred forty-three billion, one hundred forty-one million, three hundred forty-four thousand, three hundred nineteen".