43441130449 has 2 divisors, whose sum is σ = 43441130450. Its totient is φ = 43441130448.

The previous prime is 43441130431. The next prime is 43441130587. The reversal of 43441130449 is 94403114434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35726670225 + 7714460224 = 189015^2 + 87832^2 .

It is a cyclic number.

It is not a de Polignac number, because 43441130449 - 2¹⁵ = 43441097681 is a prime.

It is not a weakly prime, because it can be changed into another prime (43441134449) 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, 21720565224 + 21720565225.

It is an arithmetic number, because the mean of its divisors is an integer number (21720565225).

Almost surely, 2^43441130449 is an apocalyptic number.

It is an amenable number.

43441130449 is a deficient number, since it is larger than the sum of its proper divisors (1).

43441130449 is an equidigital number, since it uses as much as digits as its factorization.

43441130449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 43441130449 in words is "forty-three billion, four hundred forty-one million, one hundred thirty thousand, four hundred forty-nine".