404224440023 has 2 divisors, whose sum is σ = 404224440024. Its totient is φ = 404224440022.

The previous prime is 404224440017. The next prime is 404224440101. The reversal of 404224440023 is 320044422404.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 404224440023 - 2⁶ = 404224439959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404244440023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202112220011 + 202112220012.

It is an arithmetic number, because the mean of its divisors is an integer number (202112220012).

Almost surely, 2^404224440023 is an apocalyptic number.

404224440023 is a deficient number, since it is larger than the sum of its proper divisors (1).

404224440023 is an equidigital number, since it uses as much as digits as its factorization.

404224440023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 404224440023 its reverse (320044422404), we get a palindrome (724268862427).

The spelling of 404224440023 in words is "four hundred four billion, two hundred twenty-four million, four hundred forty thousand, twenty-three".