How can I find out the question number by the answer number?

Question

Toaster

For example, there is a response number 1448496. This is from the previous question (664886), if that. So, you need to find out the question number by the answer number, that is, get 664886. What are the most optimal actions you need to take to find out the question for a certain answer with number X?

Answer 1

go to the answer and get the question id. there are no other options.

Answer 2

and how did you get the comment id, is it only available if there is a reply id?
in notifications - take the link and parse