448404880440 has 64 divisors (see below), whose sum is σ = 1467506885760. Its totient is φ = 108704213120.

The previous prime is 448404880433. The next prime is 448404880471. The reversal of 448404880440 is 44088404844.

It is a self number, because there is not a number n which added to its sum of digits gives 448404880440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169849014 + ... + 169851653.

It is an arithmetic number, because the mean of its divisors is an integer number (22929795090).

Almost surely, 2^448404880440 is an apocalyptic number.

448404880440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

448404880440 is an abundant number, since it is smaller than the sum of its proper divisors (1019102005320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

448404880440 is a wasteful number, since it uses less digits than its factorization.

448404880440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339700692 (or 339700688 counting only the distinct ones).

The product of its (nonzero) digits is 2097152, while the sum is 48.

The spelling of 448404880440 in words is "four hundred forty-eight billion, four hundred four million, eight hundred eighty thousand, four hundred forty".