448061567 has 4 divisors (see below), whose sum is σ = 448123080. Its totient is φ = 448000056.

The previous prime is 448061557. The next prime is 448061587. The reversal of 448061567 is 765160844.

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

It is a cyclic number.

It is not a de Polignac number, because 448061567 - 2²⁰ = 447012991 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 (448061557) 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 3 ways as a sum of consecutive naturals, for example, 18092 + ... + 34977.

It is an arithmetic number, because the mean of its divisors is an integer number (112030770).

Almost surely, 2^448061567 is an apocalyptic number.

448061567 is a deficient number, since it is larger than the sum of its proper divisors (61513).

448061567 is an equidigital number, since it uses as much as digits as its factorization.

448061567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61512.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 448061567 is about 21167.4648222219. The cubic root of 448061567 is about 765.2075231207.

The spelling of 448061567 in words is "four hundred forty-eight million, sixty-one thousand, five hundred sixty-seven".