22817224636 has 6 divisors (see below), whose sum is σ = 39930143120. Its totient is φ = 11408612316.

The previous prime is 22817224613. The next prime is 22817224649. The reversal of 22817224636 is 63642271822.

It is a junction number, because it is equal to n+sod(n) for n = 22817224592 and 22817224601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2852153076 + ... + 2852153083.

Almost surely, 2^22817224636 is an apocalyptic number.

It is an amenable number.

22817224636 is a deficient number, since it is larger than the sum of its proper divisors (17112918484).

22817224636 is a wasteful number, since it uses less digits than its factorization.

22817224636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5704306163 (or 5704306161 counting only the distinct ones).

The product of its digits is 387072, while the sum is 43.

The spelling of 22817224636 in words is "twenty-two billion, eight hundred seventeen million, two hundred twenty-four thousand, six hundred thirty-six".