448314542426489 has 2 divisors, whose sum is σ = 448314542426490. Its totient is φ = 448314542426488.

The previous prime is 448314542426467. The next prime is 448314542426591. The reversal of 448314542426489 is 984624245413844.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 445256083592464 + 3058458834025 = 21101092^2 + 1748845^2 .

It is a cyclic number.

It is not a de Polignac number, because 448314542426489 - 2²⁸ = 448314273991033 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (448314541426489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224157271213244 + 224157271213245.

It is an arithmetic number, because the mean of its divisors is an integer number (224157271213245).

Almost surely, 2^{448314542426489} is an apocalyptic number.

It is an amenable number.

448314542426489 is a deficient number, since it is larger than the sum of its proper divisors (1).

448314542426489 is an equidigital number, since it uses as much as digits as its factorization.

448314542426489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 849346560, while the sum is 68.

The spelling of 448314542426489 in words is "four hundred forty-eight trillion, three hundred fourteen billion, five hundred forty-two million, four hundred twenty-six thousand, four hundred eighty-nine".