426833840263 has 2 divisors, whose sum is σ = 426833840264. Its totient is φ = 426833840262.

The previous prime is 426833840261. The next prime is 426833840273. The reversal of 426833840263 is 362048338624.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 426833840263 - 2¹ = 426833840261 is a prime.

Together with 426833840261, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426833840261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213416920131 + 213416920132.

It is an arithmetic number, because the mean of its divisors is an integer number (213416920132).

Almost surely, 2^426833840263 is an apocalyptic number.

426833840263 is a deficient number, since it is larger than the sum of its proper divisors (1).

426833840263 is an equidigital number, since it uses as much as digits as its factorization.

426833840263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3981312, while the sum is 49.

The spelling of 426833840263 in words is "four hundred twenty-six billion, eight hundred thirty-three million, eight hundred forty thousand, two hundred sixty-three".