22622887647 has 12 divisors (see below), whose sum is σ = 32832376824. Its totient is φ = 15010445520.

The previous prime is 22622887601. The next prime is 22622887663. The reversal of 22622887647 is 74678822622.

22622887647 is a `hidden beast` number, since 2 + 2 + 622 + 8 + 8 + 7 + 6 + 4 + 7 = 666.

It is not a de Polignac number, because 22622887647 - 2¹⁰ = 22622886623 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22622887593 and 22622887602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22622887667) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5954628 + ... + 5958425.

It is an arithmetic number, because the mean of its divisors is an integer number (2736031402).

Almost surely, 2^22622887647 is an apocalyptic number.

22622887647 is a deficient number, since it is larger than the sum of its proper divisors (10209489177).

22622887647 is a wasteful number, since it uses less digits than its factorization.

22622887647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11913270 (or 11913267 counting only the distinct ones).

The product of its digits is 7225344, while the sum is 54.

The spelling of 22622887647 in words is "twenty-two billion, six hundred twenty-two million, eight hundred eighty-seven thousand, six hundred forty-seven".