4044444044 has 24 divisors (see below), whose sum is σ = 7462531440. Its totient is φ = 1912641984.

The previous prime is 4044444043. The next prime is 4044444083. The reversal of 4044444044 is 4404444404.

It is a self number, because there is not a number n which added to its sum of digits gives 4044444044.

It is not an unprimeable number, because it can be changed into a prime (4044444043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3182 + ... + 89994.

It is an arithmetic number, because the mean of its divisors is an integer number (310938810).

Almost surely, 2^4044444044 is an apocalyptic number.

It is an amenable number.

4044444044 is a deficient number, since it is larger than the sum of its proper divisors (3418087396).

4044444044 is a wasteful number, since it uses less digits than its factorization.

4044444044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87449 (or 87447 counting only the distinct ones).

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

The square root of 4044444044 is about 63595.9436127808. The cubic root of 4044444044 is about 1593.2586209178.

Adding to 4044444044 its reverse (4404444404), we get a palindrome (8448888448).

The spelling of 4044444044 in words is "four billion, forty-four million, four hundred forty-four thousand, forty-four".