448161854268 has 12 divisors (see below), whose sum is σ = 1045710993320. Its totient is φ = 149387284752.

The previous prime is 448161854243. The next prime is 448161854339. The reversal of 448161854268 is 862458161844.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is a congruent 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, 18673410583 + ... + 18673410606.

Almost surely, 2^448161854268 is an apocalyptic number.

It is an amenable number.

448161854268 is an abundant number, since it is smaller than the sum of its proper divisors (597549139052).

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

448161854268 is a wasteful number, since it uses less digits than its factorization.

448161854268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37346821196 (or 37346821194 counting only the distinct ones).

The product of its digits is 11796480, while the sum is 57.

The spelling of 448161854268 in words is "four hundred forty-eight billion, one hundred sixty-one million, eight hundred fifty-four thousand, two hundred sixty-eight".