224686728768 has 28 divisors (see below), whose sum is σ = 594483637040. Its totient is φ = 74895576192.

The previous prime is 224686728751. The next prime is 224686728769. The reversal of 224686728768 is 867827686422.

It is a junction number, because it is equal to n+sod(n) for n = 224686728699 and 224686728708.

It is not an unprimeable number, because it can be changed into a prime (224686728769) 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, 585121498 + ... + 585121881.

Almost surely, 2^224686728768 is an apocalyptic number.

It is an amenable number.

224686728768 is an abundant number, since it is smaller than the sum of its proper divisors (369796908272).

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

224686728768 is a wasteful number, since it uses less digits than its factorization.

224686728768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1170243394 (or 1170243384 counting only the distinct ones).

The product of its digits is 173408256, while the sum is 66.

The spelling of 224686728768 in words is "two hundred twenty-four billion, six hundred eighty-six million, seven hundred twenty-eight thousand, seven hundred sixty-eight".