448720563345 has 32 divisors (see below), whose sum is σ = 760812048000. Its totient is φ = 225200323584.

The previous prime is 448720563337. The next prime is 448720563371. The reversal of 448720563345 is 543365027844.

It is not a de Polignac number, because 448720563345 - 2³ = 448720563337 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5240952 + ... + 5325881.

It is an arithmetic number, because the mean of its divisors is an integer number (23775376500).

Almost surely, 2^448720563345 is an apocalyptic number.

It is an amenable number.

448720563345 is a deficient number, since it is larger than the sum of its proper divisors (312091484655).

448720563345 is a wasteful number, since it uses less digits than its factorization.

448720563345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10567009.

The product of its (nonzero) digits is 9676800, while the sum is 51.

The spelling of 448720563345 in words is "four hundred forty-eight billion, seven hundred twenty million, five hundred sixty-three thousand, three hundred forty-five".