
Preheat oven to 400ºF. Lightly spray a 9x13x2-inch baking dish with cooking spray.
In a large bowl, combine hash browns, cream of chicken soup, pepper jack cheese, heavy cream, butter, sour cream, ¼ cup grated parmesan, onion powder, garlic powder, salt and pepper.
Spoon potato mixture into prepared pan.
Combine crushed crackers, bacon, remaining ¾ cup grated Parmesan cheese, and paprika. Sprinkle over potatoes.
Bake, uncovered, for 45 to 50 minutes, until bubbly.