423244442287 has 2 divisors, whose sum is σ = 423244442288. Its totient is φ = 423244442286.

The previous prime is 423244442273. The next prime is 423244442353. The reversal of 423244442287 is 782244442324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 423244442287 - 2³⁵ = 388884703919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423244442987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211622221143 + 211622221144.

It is an arithmetic number, because the mean of its divisors is an integer number (211622221144).

Almost surely, 2^423244442287 is an apocalyptic number.

423244442287 is a deficient number, since it is larger than the sum of its proper divisors (1).

423244442287 is an equidigital number, since it uses as much as digits as its factorization.

423244442287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2752512, while the sum is 46.

The spelling of 423244442287 in words is "four hundred twenty-three billion, two hundred forty-four million, four hundred forty-two thousand, two hundred eighty-seven".