426743342567 has 2 divisors, whose sum is σ = 426743342568. Its totient is φ = 426743342566.

The previous prime is 426743342483. The next prime is 426743342603. The reversal of 426743342567 is 765243347624.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 426743342567 - 2²⁴ = 426726565351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426743342867) 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, 213371671283 + 213371671284.

It is an arithmetic number, because the mean of its divisors is an integer number (213371671284).

Almost surely, 2^426743342567 is an apocalyptic number.

426743342567 is a deficient number, since it is larger than the sum of its proper divisors (1).

426743342567 is an equidigital number, since it uses as much as digits as its factorization.

426743342567 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20321280, while the sum is 53.

The spelling of 426743342567 in words is "four hundred twenty-six billion, seven hundred forty-three million, three hundred forty-two thousand, five hundred sixty-seven".