404705434223 has 2 divisors, whose sum is σ = 404705434224. Its totient is φ = 404705434222.

The previous prime is 404705434157. The next prime is 404705434241. The reversal of 404705434223 is 322434507404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 404705434223 - 2⁸ = 404705433967 is a prime.

It is a super-2 number, since 2×404705434223² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404705434283) 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, 202352717111 + 202352717112.

It is an arithmetic number, because the mean of its divisors is an integer number (202352717112).

Almost surely, 2^404705434223 is an apocalyptic number.

404705434223 is a deficient number, since it is larger than the sum of its proper divisors (1).

404705434223 is an equidigital number, since it uses as much as digits as its factorization.

404705434223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 322560, while the sum is 38.

The spelling of 404705434223 in words is "four hundred four billion, seven hundred five million, four hundred thirty-four thousand, two hundred twenty-three".