304133221404 has 144 divisors (see below), whose sum is σ = 799478709120. Its totient is φ = 97425694080.

The previous prime is 304133221367. The next prime is 304133221411. The reversal of 304133221404 is 404122331403.

304133221404 is a `hidden beast` number, since 3 + 0 + 4 + 1 + 33 + 221 + 404 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22875999 + ... + 22889289.

It is an arithmetic number, because the mean of its divisors is an integer number (5551935480).

Almost surely, 2^304133221404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 304133221404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (399739354560).

304133221404 is an abundant number, since it is smaller than the sum of its proper divisors (495345487716).

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

304133221404 is a wasteful number, since it uses less digits than its factorization.

304133221404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13600 (or 13595 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 304133221404 its reverse (404122331403), we get a palindrome (708255552807).

The spelling of 304133221404 in words is "three hundred four billion, one hundred thirty-three million, two hundred twenty-one thousand, four hundred four".