312404343404 has 24 divisors (see below), whose sum is σ = 548645348160. Its totient is φ = 155648670464.

The previous prime is 312404343379. The next prime is 312404343413. The reversal of 312404343404 is 404343404213.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13207172 + ... + 13230804.

It is an arithmetic number, because the mean of its divisors is an integer number (22860222840).

Almost surely, 2^312404343404 is an apocalyptic number.

It is an amenable number.

312404343404 is a deficient number, since it is larger than the sum of its proper divisors (236241004756).

312404343404 is a wasteful number, since it uses less digits than its factorization.

312404343404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35209 (or 35207 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 312404343404 its reverse (404343404213), we get a palindrome (716747747617).

The spelling of 312404343404 in words is "three hundred twelve billion, four hundred four million, three hundred forty-three thousand, four hundred four".