4400608909 has 2 divisors, whose sum is σ = 4400608910. Its totient is φ = 4400608908.

The previous prime is 4400608889. The next prime is 4400608939. The reversal of 4400608909 is 9098060044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3343383684 + 1057225225 = 57822^2 + 32515^2 .

It is a cyclic number.

It is not a de Polignac number, because 4400608909 - 2⁷ = 4400608781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4400608939) 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, 2200304454 + 2200304455.

It is an arithmetic number, because the mean of its divisors is an integer number (2200304455).

Almost surely, 2^4400608909 is an apocalyptic number.

It is an amenable number.

4400608909 is a deficient number, since it is larger than the sum of its proper divisors (1).

4400608909 is an equidigital number, since it uses as much as digits as its factorization.

4400608909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 4400608909 is about 66337.0854726073. The cubic root of 4400608909 is about 1638.7181274261.

The spelling of 4400608909 in words is "four billion, four hundred million, six hundred eight thousand, nine hundred nine".