404434004434 has 16 divisors (see below), whose sum is σ = 610201343520. Its totient is φ = 201034154080.

The previous prime is 404434004413. The next prime is 404434004501. The reversal of 404434004434 is 434400434404.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 404434004434.

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, 1224849 + ... + 1519579.

It is an arithmetic number, because the mean of its divisors is an integer number (38137583970).

Almost surely, 2^404434004434 is an apocalyptic number.

404434004434 is a deficient number, since it is larger than the sum of its proper divisors (205767339086).

404434004434 is a wasteful number, since it uses less digits than its factorization.

404434004434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298745.

The product of its (nonzero) digits is 147456, while the sum is 34.

Adding to 404434004434 its reverse (434400434404), we get a palindrome (838834438838).

The spelling of 404434004434 in words is "four hundred four billion, four hundred thirty-four million, four thousand, four hundred thirty-four".