404304669609 has 16 divisors (see below), whose sum is σ = 540441021120. Its totient is φ = 268852933440.

The previous prime is 404304669553. The next prime is 404304669619. The reversal of 404304669609 is 906966403404.

It is not a de Polignac number, because 404304669609 - 2²⁸ = 404036234153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (404304669619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2921079 + ... + 3056355.

It is an arithmetic number, because the mean of its divisors is an integer number (33777563820).

Almost surely, 2^404304669609 is an apocalyptic number.

It is an amenable number.

404304669609 is a deficient number, since it is larger than the sum of its proper divisors (136136351511).

404304669609 is a wasteful number, since it uses less digits than its factorization.

404304669609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137800.

The product of its (nonzero) digits is 3359232, while the sum is 51.

The spelling of 404304669609 in words is "four hundred four billion, three hundred four million, six hundred sixty-nine thousand, six hundred nine".