404313330431031 has 32 divisors (see below), whose sum is σ = 626644425031680. Its totient is φ = 227114097751296.

The previous prime is 404313330430981. The next prime is 404313330431047. The reversal of 404313330431031 is 130134033313404.

It is not a de Polignac number, because 404313330431031 - 2⁹ = 404313330430519 is a prime.

It is a super-2 number, since 2×404313330431031² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 404313330430983 and 404313330431001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404313330431051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 695115486 + ... + 695696891.

It is an arithmetic number, because the mean of its divisors is an integer number (19582638282240).

Almost surely, 2^{404313330431031} is an apocalyptic number.

404313330431031 is a deficient number, since it is larger than the sum of its proper divisors (222331094600649).

404313330431031 is a wasteful number, since it uses less digits than its factorization.

404313330431031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1390812623.

The product of its (nonzero) digits is 46656, while the sum is 33.

Adding to 404313330431031 its reverse (130134033313404), we get a palindrome (534447363744435).

The spelling of 404313330431031 in words is "four hundred four trillion, three hundred thirteen billion, three hundred thirty million, four hundred thirty-one thousand, thirty-one".