There are 911 calories in a Mega Prime Rib Philly Cheese Melt from Denny's. Most of those calories come from fat (51%).
To burn the 911 calories in a Mega Prime Rib Philly Cheese Melt, you would have to run for 80 minutes or walk for 130 minutes.
Let us know what you think! Review the nutrition facts above and then vote on whether you think a Mega Prime Rib Philly Cheese Melt is healthy or not.
There are 28 Weight Watchers Freestyle Points, 29 WW SmartPoints and 24 WW PointsPlus in a serving of Mega Prime Rib Philly Cheese Melt from Denny's.
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