448349931140 has 12 divisors (see below), whose sum is σ = 941534855436. Its totient is φ = 179339972448.

The previous prime is 448349931119. The next prime is 448349931151. The reversal of 448349931140 is 41139943844.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 154254133504 + 294095797636 = 392752^2 + 542306^2 .

It is an unprimeable number.

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, 11208748259 + ... + 11208748298.

It is an arithmetic number, because the mean of its divisors is an integer number (78461237953).

Almost surely, 2^448349931140 is an apocalyptic number.

It is an amenable number.

448349931140 is an abundant number, since it is smaller than the sum of its proper divisors (493184924296).

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

448349931140 is a wasteful number, since it uses less digits than its factorization.

448349931140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22417496566 (or 22417496564 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 50.

The spelling of 448349931140 in words is "four hundred forty-eight billion, three hundred forty-nine million, nine hundred thirty-one thousand, one hundred forty".