448842455 has 4 divisors (see below), whose sum is σ = 538610952. Its totient is φ = 359073960.

The previous prime is 448842451. The next prime is 448842469. The reversal of 448842455 is 554248844.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 448842455 - 2² = 448842451 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448842451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44884241 + ... + 44884250.

It is an arithmetic number, because the mean of its divisors is an integer number (134652738).

Almost surely, 2^448842455 is an apocalyptic number.

448842455 is a deficient number, since it is larger than the sum of its proper divisors (89768497).

448842455 is an equidigital number, since it uses as much as digits as its factorization.

448842455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89768496.

The product of its digits is 819200, while the sum is 44.

The square root of 448842455 is about 21185.9022701418. The cubic root of 448842455 is about 765.6518032655.

The spelling of 448842455 in words is "four hundred forty-eight million, eight hundred forty-two thousand, four hundred fifty-five".