444040402224 has 40 divisors (see below), whose sum is σ = 1178107198000. Its totient is φ = 144013102848.

The previous prime is 444040402217. The next prime is 444040402231. The reversal of 444040402224 is 422204040444.

It is an interprime number because it is at equal distance from previous prime (444040402217) and next prime (444040402231).

It is a junction number, because it is equal to n+sod(n) for n = 444040402191 and 444040402200.

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, 125009599 + ... + 125013150.

It is an arithmetic number, because the mean of its divisors is an integer number (29452679950).

Almost surely, 2^444040402224 is an apocalyptic number.

It is an amenable number.

444040402224 is an abundant number, since it is smaller than the sum of its proper divisors (734066795776).

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

444040402224 is a wasteful number, since it uses less digits than its factorization.

444040402224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250022797 (or 250022791 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 444040402224 its reverse (422204040444), we get a palindrome (866244442668).

The spelling of 444040402224 in words is "four hundred forty-four billion, forty million, four hundred two thousand, two hundred twenty-four".