404031020334 has 16 divisors (see below), whose sum is σ = 808071033600. Its totient is φ = 134675507960.

The previous prime is 404031020299. The next prime is 404031020401. The reversal of 404031020334 is 433020130404.

It is a congruent number.

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, 303889 + ... + 948899.

It is an arithmetic number, because the mean of its divisors is an integer number (50504439600).

Almost surely, 2^404031020334 is an apocalyptic number.

404031020334 is an abundant number, since it is smaller than the sum of its proper divisors (404040013266).

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

404031020334 is a wasteful number, since it uses less digits than its factorization.

404031020334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749415.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 404031020334 its reverse (433020130404), we get a palindrome (837051150738).

The spelling of 404031020334 in words is "four hundred four billion, thirty-one million, twenty thousand, three hundred thirty-four".