424410443309 has 2 divisors, whose sum is σ = 424410443310. Its totient is φ = 424410443308.

The previous prime is 424410443263. The next prime is 424410443339. The reversal of 424410443309 is 903344014424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 381117318409 + 43293124900 = 617347^2 + 208070^2 .

It is a cyclic number.

It is not a de Polignac number, because 424410443309 - 2⁸ = 424410443053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424410443339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212205221654 + 212205221655.

It is an arithmetic number, because the mean of its divisors is an integer number (212205221655).

Almost surely, 2^424410443309 is an apocalyptic number.

It is an amenable number.

424410443309 is a deficient number, since it is larger than the sum of its proper divisors (1).

424410443309 is an equidigital number, since it uses as much as digits as its factorization.

424410443309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 38.

The spelling of 424410443309 in words is "four hundred twenty-four billion, four hundred ten million, four hundred forty-three thousand, three hundred nine".