404042203040312 has 96 divisors (see below), whose sum is σ = 835662703739760. Its totient is φ = 182459017113600.

The previous prime is 404042203040279. The next prime is 404042203040387. The reversal of 404042203040312 is 213040302240404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 540818 + ... + 28431969.

Almost surely, 2^{404042203040312} is an apocalyptic number.

It is an amenable number.

404042203040312 is an abundant number, since it is smaller than the sum of its proper divisors (431620500699448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404042203040312 is a wasteful number, since it uses less digits than its factorization.

404042203040312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28972953 (or 28972908 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 404042203040312 its reverse (213040302240404), we get a palindrome (617082505280716).

The spelling of 404042203040312 in words is "four hundred four trillion, forty-two billion, two hundred three million, forty thousand, three hundred twelve".