448299663 has 8 divisors (see below), whose sum is σ = 683123328. Its totient is φ = 256171224.

The previous prime is 448299653. The next prime is 448299671. The reversal of 448299663 is 366992844.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 448299663 - 2⁸ = 448299407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448299653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10673781 + ... + 10673822.

It is an arithmetic number, because the mean of its divisors is an integer number (85390416).

Almost surely, 2^448299663 is an apocalyptic number.

448299663 is a deficient number, since it is larger than the sum of its proper divisors (234823665).

448299663 is a wasteful number, since it uses less digits than its factorization.

448299663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21347613.

The product of its digits is 2239488, while the sum is 51.

The square root of 448299663 is about 21173.0881781567. The cubic root of 448299663 is about 765.3430406489.

The spelling of 448299663 in words is "four hundred forty-eight million, two hundred ninety-nine thousand, six hundred sixty-three".