448048400491 has 2 divisors, whose sum is σ = 448048400492. Its totient is φ = 448048400490.

The previous prime is 448048400489. The next prime is 448048400507. The reversal of 448048400491 is 194004840844.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 448048400491 - 2¹ = 448048400489 is a prime.

Together with 448048400489, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (448048400441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224024200245 + 224024200246.

It is an arithmetic number, because the mean of its divisors is an integer number (224024200246).

Almost surely, 2^448048400491 is an apocalyptic number.

448048400491 is a deficient number, since it is larger than the sum of its proper divisors (1).

448048400491 is an equidigital number, since it uses as much as digits as its factorization.

448048400491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 589824, while the sum is 46.

The spelling of 448048400491 in words is "four hundred forty-eight billion, forty-eight million, four hundred thousand, four hundred ninety-one".