444044444044 has 48 divisors (see below), whose sum is σ = 810394889472. Its totient is φ = 212652000000.

The previous prime is 444044444033. The next prime is 444044444057. The reversal of 444044444044 is 440444440444.

It is a junction number, because it is equal to n+sod(n) for n = 444044443988 and 444044444006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44843494 + ... + 44853394.

It is an arithmetic number, because the mean of its divisors is an integer number (16883226864).

Almost surely, 2^444044444044 is an apocalyptic number.

It is an amenable number.

444044444044 is a deficient number, since it is larger than the sum of its proper divisors (366350445428).

444044444044 is a wasteful number, since it uses less digits than its factorization.

444044444044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13618 (or 13616 counting only the distinct ones).

The product of its (nonzero) digits is 1048576, while the sum is 40.

Adding to 444044444044 its reverse (440444440444), we get a palindrome (884488884488).

The spelling of 444044444044 in words is "four hundred forty-four billion, forty-four million, four hundred forty-four thousand, forty-four".