448668507 has 16 divisors (see below), whose sum is σ = 685601280. Its totient is φ = 255663552.

The previous prime is 448668503. The next prime is 448668511. The reversal of 448668507 is 705866844.

It is an interprime number because it is at equal distance from previous prime (448668503) and next prime (448668511).

It is not a de Polignac number, because 448668507 - 2² = 448668503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (448668503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22218 + ... + 37295.

It is an arithmetic number, because the mean of its divisors is an integer number (42850080).

Almost surely, 2^448668507 is an apocalyptic number.

448668507 is a deficient number, since it is larger than the sum of its proper divisors (236932773).

448668507 is a wasteful number, since it uses less digits than its factorization.

448668507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59882.

The product of its (nonzero) digits is 1290240, while the sum is 48.

The square root of 448668507 is about 21181.7965951899. The cubic root of 448668507 is about 765.5528815413.

The spelling of 448668507 in words is "four hundred forty-eight million, six hundred sixty-eight thousand, five hundred seven".