404312131234 has 32 divisors (see below), whose sum is σ = 695829450240. Its totient is φ = 174494236800.

The previous prime is 404312131159. The next prime is 404312131259. The reversal of 404312131234 is 432131213404.

It is a happy number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 5556619 + ... + 5628910.

It is an arithmetic number, because the mean of its divisors is an integer number (21744670320).

Almost surely, 2^404312131234 is an apocalyptic number.

404312131234 is a deficient number, since it is larger than the sum of its proper divisors (291517319006).

404312131234 is a wasteful number, since it uses less digits than its factorization.

404312131234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11185626.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 404312131234 its reverse (432131213404), we get a palindrome (836443344638).

The spelling of 404312131234 in words is "four hundred four billion, three hundred twelve million, one hundred thirty-one thousand, two hundred thirty-four".