424343403144247 has 2 divisors, whose sum is σ = 424343403144248. Its totient is φ = 424343403144246.

The previous prime is 424343403144161. The next prime is 424343403144373. The reversal of 424343403144247 is 742441304343424.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 424343403144247 - 2²⁷ = 424343268926519 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 424343403144247.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424323403144247) 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, 212171701572123 + 212171701572124.

It is an arithmetic number, because the mean of its divisors is an integer number (212171701572124).

Almost surely, 2^{424343403144247} is an apocalyptic number.

424343403144247 is a deficient number, since it is larger than the sum of its proper divisors (1).

424343403144247 is an equidigital number, since it uses as much as digits as its factorization.

424343403144247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12386304, while the sum is 49.

The spelling of 424343403144247 in words is "four hundred twenty-four trillion, three hundred forty-three billion, four hundred three million, one hundred forty-four thousand, two hundred forty-seven".