In a large bowl, beat the cream cheese until smooth. Add sugar and vanilla; mix until blended.
Add eggs one at a time, mixing well after each addition.
Stir in mashed sweet potatoes, spices, and sour cream. Mix until smooth.
Pour filling over the crust and smooth the top.
Bake at 325°F for 60–70 minutes or until set. Turn off oven and leave cheesecake inside for 1 hour.
Remove and chill for at least 4 hours or overnight.