448887799 has 2 divisors, whose sum is σ = 448887800. Its totient is φ = 448887798.

The previous prime is 448887797. The next prime is 448887823. The reversal of 448887799 is 997788844.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 448887799 - 2¹ = 448887797 is a prime.

Together with 448887797, it forms a pair of twin primes.

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 448887799.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (448887797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224443899 + 224443900.

It is an arithmetic number, because the mean of its divisors is an integer number (224443900).

Almost surely, 2^448887799 is an apocalyptic number.

448887799 is a deficient number, since it is larger than the sum of its proper divisors (1).

448887799 is an equidigital number, since it uses as much as digits as its factorization.

448887799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32514048, while the sum is 64.

The square root of 448887799 is about 21186.9723887109. The cubic root of 448887799 is about 765.6775855460.

The spelling of 448887799 in words is "four hundred forty-eight million, eight hundred eighty-seven thousand, seven hundred ninety-nine".