448737505 has 4 divisors (see below), whose sum is σ = 538485012. Its totient is φ = 358990000.

The previous prime is 448737481. The next prime is 448737599. The reversal of 448737505 is 505737844.

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 281836944 + 166900561 = 16788^2 + 12919^2 .

It is not a de Polignac number, because 448737505 - 2¹¹ = 448735457 is a prime.

It is a Duffinian 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, 44873746 + ... + 44873755.

It is an arithmetic number, because the mean of its divisors is an integer number (134621253).

Almost surely, 2^448737505 is an apocalyptic number.

It is an amenable number.

448737505 is a deficient number, since it is larger than the sum of its proper divisors (89747507).

448737505 is an equidigital number, since it uses as much as digits as its factorization.

448737505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89747506.

The product of its (nonzero) digits is 470400, while the sum is 43.

The square root of 448737505 is about 21183.4252423918. The cubic root of 448737505 is about 765.5921227698.

The spelling of 448737505 in words is "four hundred forty-eight million, seven hundred thirty-seven thousand, five hundred five".