4409449589 has 2 divisors, whose sum is σ = 4409449590. Its totient is φ = 4409449588.

The previous prime is 4409449573. The next prime is 4409449607. The reversal of 4409449589 is 9859449044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3522422500 + 887027089 = 59350^2 + 29783^2 .

It is a cyclic number.

It is not a de Polignac number, because 4409449589 - 2⁴ = 4409449573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4409449519) by changing a digit.

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 as a sum of consecutive naturals, namely, 2204724794 + 2204724795.

It is an arithmetic number, because the mean of its divisors is an integer number (2204724795).

Almost surely, 2^4409449589 is an apocalyptic number.

It is an amenable number.

4409449589 is a deficient number, since it is larger than the sum of its proper divisors (1).

4409449589 is an equidigital number, since it uses as much as digits as its factorization.

4409449589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7464960, while the sum is 56.

The square root of 4409449589 is about 66403.6865618167. The cubic root of 4409449589 is about 1639.8147704989.

The spelling of 4409449589 in words is "four billion, four hundred nine million, four hundred forty-nine thousand, five hundred eighty-nine".