22284281648 has 20 divisors (see below), whose sum is σ = 43179297360. Its totient is φ = 11141237184.

The previous prime is 22284281641. The next prime is 22284281681. The reversal of 22284281648 is 84618248222.

It is not an unprimeable number, because it can be changed into a prime (22284281641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175958 + ... + 274826.

It is an arithmetic number, because the mean of its divisors is an integer number (2158964868).

Almost surely, 2^22284281648 is an apocalyptic number.

It is an amenable number.

22284281648 is a deficient number, since it is larger than the sum of its proper divisors (20895015712).

22284281648 is a wasteful number, since it uses less digits than its factorization.

22284281648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112964 (or 112958 counting only the distinct ones).

The product of its digits is 786432, while the sum is 47.

The spelling of 22284281648 in words is "twenty-two billion, two hundred eighty-four million, two hundred eighty-one thousand, six hundred forty-eight".