404302434423 has 16 divisors (see below), whose sum is σ = 542059908096. Its totient is φ = 268042515840.

The previous prime is 404302434413. The next prime is 404302434469. The reversal of 404302434423 is 324434203404.

It is not a de Polignac number, because 404302434423 - 2⁵ = 404302434391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404302434413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 314463 + ... + 952623.

It is an arithmetic number, because the mean of its divisors is an integer number (33878744256).

Almost surely, 2^404302434423 is an apocalyptic number.

404302434423 is a deficient number, since it is larger than the sum of its proper divisors (137757473673).

404302434423 is a wasteful number, since it uses less digits than its factorization.

404302434423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639334.

The product of its (nonzero) digits is 110592, while the sum is 33.

Adding to 404302434423 its reverse (324434203404), we get a palindrome (728736637827).

The spelling of 404302434423 in words is "four hundred four billion, three hundred two million, four hundred thirty-four thousand, four hundred twenty-three".