This really isn't something you should need to ask on a forum.
Like any manufacturer, Microchip lists information about their products on their website, so you should look there. The following site is ONE mouse click away from their main homepage, and allows you to search for PICs by how much memory they have, or pin count as in your other question, or a number of other parameters:
**broken link removed**
Based on 30 seconds of looking there, there are some PICs with as much as 128KB, ie 64K words.