404343040404 has 48 divisors (see below), whose sum is σ = 974402956800. Its totient is φ = 130366081920.

The previous prime is 404343040363. The next prime is 404343040417. The reversal of 404343040404 is 404040343404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 446182 + ... + 1003874.

It is an arithmetic number, because the mean of its divisors is an integer number (20300061600).

Almost surely, 2^404343040404 is an apocalyptic number.

It is an amenable number.

404343040404 is an abundant number, since it is smaller than the sum of its proper divisors (570059916396).

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

404343040404 is a wasteful number, since it uses less digits than its factorization.

404343040404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559680 (or 559678 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 404343040404 its reverse (404040343404), we get a palindrome (808383383808).

The spelling of 404343040404 in words is "four hundred four billion, three hundred forty-three million, forty thousand, four hundred four".