448663117 has 4 divisors (see below), whose sum is σ = 512757856. Its totient is φ = 384568380.

The previous prime is 448663087. The next prime is 448663141. The reversal of 448663117 is 711366844.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 448663117 - 2²⁷ = 314445389 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 448663117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448663157) 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, 32047359 + ... + 32047372.

It is an arithmetic number, because the mean of its divisors is an integer number (128189464).

Almost surely, 2^448663117 is an apocalyptic number.

It is an amenable number.

448663117 is a deficient number, since it is larger than the sum of its proper divisors (64094739).

448663117 is an equidigital number, since it uses as much as digits as its factorization.

448663117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64094738.

The product of its digits is 96768, while the sum is 40.

The square root of 448663117 is about 21181.6693629185. The cubic root of 448663117 is about 765.5498159175.

The spelling of 448663117 in words is "four hundred forty-eight million, six hundred sixty-three thousand, one hundred seventeen".