424400044423 has 2 divisors, whose sum is σ = 424400044424. Its totient is φ = 424400044422.

The previous prime is 424400044309. The next prime is 424400044463. The reversal of 424400044423 is 324440004424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 424400044423 - 2⁹ = 424400043911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424400044463) 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, 212200022211 + 212200022212.

It is an arithmetic number, because the mean of its divisors is an integer number (212200022212).

Almost surely, 2^424400044423 is an apocalyptic number.

424400044423 is a deficient number, since it is larger than the sum of its proper divisors (1).

424400044423 is an equidigital number, since it uses as much as digits as its factorization.

424400044423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 49152, while the sum is 31.

Adding to 424400044423 its reverse (324440004424), we get a palindrome (748840048847).

The spelling of 424400044423 in words is "four hundred twenty-four billion, four hundred million, forty-four thousand, four hundred twenty-three".