448077243805 has 4 divisors (see below), whose sum is σ = 537692692572. Its totient is φ = 358461795040.

The previous prime is 448077243781. The next prime is 448077243811. The reversal of 448077243805 is 508342770844.

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

It can be written as a sum of positive squares in 2 ways, for example, as 117198044964 + 330879198841 = 342342^2 + 575221^2 .

It is not a de Polignac number, because 448077243805 - 2⁹ = 448077243293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44807724376 + ... + 44807724385.

It is an arithmetic number, because the mean of its divisors is an integer number (134423173143).

Almost surely, 2^448077243805 is an apocalyptic number.

It is an amenable number.

448077243805 is a deficient number, since it is larger than the sum of its proper divisors (89615448767).

448077243805 is an equidigital number, since it uses as much as digits as its factorization.

448077243805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89615448766.

The product of its (nonzero) digits is 6021120, while the sum is 52.

The spelling of 448077243805 in words is "four hundred forty-eight billion, seventy-seven million, two hundred forty-three thousand, eight hundred five".