4400444004044 has 48 divisors (see below), whose sum is σ = 8627007513600. Its totient is φ = 1947067449600.

The previous prime is 4400444004043. The next prime is 4400444004097. The reversal of 4400444004044 is 4404004440044.

It is a self number, because there is not a number n which added to its sum of digits gives 4400444004044.

It is not an unprimeable number, because it can be changed into a prime (4400444004043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8668349 + ... + 9161940.

It is an arithmetic number, because the mean of its divisors is an integer number (179729323200).

Almost surely, 2^{4400444004044} is an apocalyptic number.

4400444004044 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4400444004044 is a deficient number, since it is larger than the sum of its proper divisors (4226563509556).

4400444004044 is a wasteful number, since it uses less digits than its factorization.

4400444004044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17830454 (or 17830452 counting only the distinct ones).

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

Adding to 4400444004044 its reverse (4404004440044), we get a palindrome (8804448444088).

The spelling of 4400444004044 in words is "four trillion, four hundred billion, four hundred forty-four million, four thousand, forty-four".