448685865216 has 72 divisors (see below), whose sum is σ = 1326843059360. Its totient is φ = 149561952768.

The previous prime is 448685865211. The next prime is 448685865217. The reversal of 448685865216 is 612568586844.

448685865216 is a `hidden beast` number, since 4 + 48 + 6 + 8 + 586 + 5 + 2 + 1 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is not an unprimeable number, because it can be changed into a prime (448685865211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32450110 + ... + 32463933.

Almost surely, 2^448685865216 is an apocalyptic number.

It is an amenable number.

448685865216 is an abundant number, since it is smaller than the sum of its proper divisors (878157194144).

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

448685865216 is an equidigital number, since it uses as much as digits as its factorization.

448685865216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64914068 (or 64914048 counting only the distinct ones).

The product of its digits is 88473600, while the sum is 63.

The spelling of 448685865216 in words is "four hundred forty-eight billion, six hundred eighty-five million, eight hundred sixty-five thousand, two hundred sixteen".