4449044289 has 16 divisors (see below), whose sum is σ = 5962740800. Its totient is φ = 2950710336.

The previous prime is 4449044239. The next prime is 4449044293. The reversal of 4449044289 is 9824409444.

It is a happy number.

It is not a de Polignac number, because 4449044289 - 2¹⁹ = 4448520001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4449044239) 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 15 ways as a sum of consecutive naturals, for example, 1429467 + ... + 1432575.

It is an arithmetic number, because the mean of its divisors is an integer number (372671300).

Almost surely, 2^4449044289 is an apocalyptic number.

It is an amenable number.

4449044289 is a deficient number, since it is larger than the sum of its proper divisors (1513696511).

4449044289 is a wasteful number, since it uses less digits than its factorization.

4449044289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5424.

The product of its (nonzero) digits is 1327104, while the sum is 48.

The square root of 4449044289 is about 66701.1565791778. The cubic root of 4449044289 is about 1644.7083969279.

The spelling of 4449044289 in words is "four billion, four hundred forty-nine million, forty-four thousand, two hundred eighty-nine".