444040440242 has 32 divisors (see below), whose sum is σ = 775703682432. Its totient is φ = 186681366144.

The previous prime is 444040440229. The next prime is 444040440257. The reversal of 444040440242 is 242044040444.

It is a junction number, because it is equal to n+sod(n) for n = 444040440199 and 444040440208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4722278 + ... + 4815390.

It is an arithmetic number, because the mean of its divisors is an integer number (24240740076).

Almost surely, 2^444040440242 is an apocalyptic number.

444040440242 is a deficient number, since it is larger than the sum of its proper divisors (331663242190).

444040440242 is a wasteful number, since it uses less digits than its factorization.

444040440242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99602.

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 444040440242 its reverse (242044040444), we get a palindrome (686084480686).

The spelling of 444040440242 in words is "four hundred forty-four billion, forty million, four hundred forty thousand, two hundred forty-two".