12224745688 has 16 divisors (see below), whose sum is σ = 22927184280. Its totient is φ = 6110829888.

The previous prime is 12224745683. The next prime is 12224745691. The reversal of 12224745688 is 88654742221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12224745683) 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, 158845 + ... + 222892.

Almost surely, 2^12224745688 is an apocalyptic number.

It is an amenable number.

12224745688 is a deficient number, since it is larger than the sum of its proper divisors (10702438592).

12224745688 is a wasteful number, since it uses less digits than its factorization.

12224745688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385746 (or 385742 counting only the distinct ones).

The product of its digits is 1720320, while the sum is 49.

The spelling of 12224745688 in words is "twelve billion, two hundred twenty-four million, seven hundred forty-five thousand, six hundred eighty-eight".