448563378156 has 48 divisors (see below), whose sum is σ = 1156398695424. Its totient is φ = 134607252736.

The previous prime is 448563378143. The next prime is 448563378191. The reversal of 448563378156 is 651873365844.

It is a self number, because there is not a number n which added to its sum of digits gives 448563378156.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47796180 + ... + 47805563.

It is an arithmetic number, because the mean of its divisors is an integer number (24091639488).

Almost surely, 2^448563378156 is an apocalyptic number.

448563378156 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

448563378156 is an abundant number, since it is smaller than the sum of its proper divisors (707835317268).

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

448563378156 is a wasteful number, since it uses less digits than its factorization.

448563378156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95601790 (or 95601788 counting only the distinct ones).

The product of its digits is 58060800, while the sum is 60.

The spelling of 448563378156 in words is "four hundred forty-eight billion, five hundred sixty-three million, three hundred seventy-eight thousand, one hundred fifty-six".