22168523148 has 12 divisors (see below), whose sum is σ = 51726554040. Its totient is φ = 7389507712.

The previous prime is 22168523123. The next prime is 22168523149. The reversal of 22168523148 is 84132586122.

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

It is not an unprimeable number, because it can be changed into a prime (22168523149) 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, 923688453 + ... + 923688476.

It is an arithmetic number, because the mean of its divisors is an integer number (4310546170).

Almost surely, 2^22168523148 is an apocalyptic number.

It is an amenable number.

22168523148 is an abundant number, since it is smaller than the sum of its proper divisors (29558030892).

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

22168523148 is a wasteful number, since it uses less digits than its factorization.

22168523148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1847376936 (or 1847376934 counting only the distinct ones).

The product of its digits is 184320, while the sum is 42.

The spelling of 22168523148 in words is "twenty-two billion, one hundred sixty-eight million, five hundred twenty-three thousand, one hundred forty-eight".