404234432405 has 16 divisors (see below), whose sum is σ = 485433635904. Its totient is φ = 323152776960.

The previous prime is 404234432389. The next prime is 404234432423. The reversal of 404234432405 is 504234432404.

It is not a de Polignac number, because 404234432405 - 2⁴ = 404234432389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61589654 + ... + 61596216.

It is an arithmetic number, because the mean of its divisors is an integer number (30339602244).

Almost surely, 2^404234432405 is an apocalyptic number.

It is an amenable number.

404234432405 is a deficient number, since it is larger than the sum of its proper divisors (81199203499).

404234432405 is a wasteful number, since it uses less digits than its factorization.

404234432405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13636.

The product of its (nonzero) digits is 184320, while the sum is 35.

Adding to 404234432405 its reverse (504234432404), we get a palindrome (908468864809).

Subtracting 404234432405 from its reverse (504234432404), we obtain a palindrome (99999999999).

The spelling of 404234432405 in words is "four hundred four billion, two hundred thirty-four million, four hundred thirty-two thousand, four hundred five".