404444400330 has 16 divisors (see below), whose sum is σ = 970666560864. Its totient is φ = 107851840080.

The previous prime is 404444400317. The next prime is 404444400361. The reversal of 404444400330 is 33004444404.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 13481480011 = 404444400330 / (4 + 0 + 4 + 4 + 4 + 4 + 4 + 0 + 0 + 3 + 3 + 0).

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, 6740739976 + ... + 6740740035.

It is an arithmetic number, because the mean of its divisors is an integer number (60666660054).

Almost surely, 2^404444400330 is an apocalyptic number.

404444400330 is an abundant number, since it is smaller than the sum of its proper divisors (566222160534).

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

404444400330 is a wasteful number, since it uses less digits than its factorization.

404444400330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13481480021.

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

Adding to 404444400330 its reverse (33004444404), we get a palindrome (437448844734).

The spelling of 404444400330 in words is "four hundred four billion, four hundred forty-four million, four hundred thousand, three hundred thirty".