448878263 has 2 divisors, whose sum is σ = 448878264. Its totient is φ = 448878262.

The previous prime is 448878187. The next prime is 448878277. The reversal of 448878263 is 362878844.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 448878263 - 2⁸ = 448878007 is a prime.

It is a Sophie Germain prime.

It is equal to p_23796689 and since 448878263 and 23796689 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (448878293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224439131 + 224439132.

It is an arithmetic number, because the mean of its divisors is an integer number (224439132).

Almost surely, 2^448878263 is an apocalyptic number.

448878263 is a deficient number, since it is larger than the sum of its proper divisors (1).

448878263 is an equidigital number, since it uses as much as digits as its factorization.

448878263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2064384, while the sum is 50.

The square root of 448878263 is about 21186.7473435636. The cubic root of 448878263 is about 765.6721635874.

The spelling of 448878263 in words is "four hundred forty-eight million, eight hundred seventy-eight thousand, two hundred sixty-three".