How much cake batter does a 16x16x2 cake pan hold?

A 16x16x2 cake pan has a volume of 512 cubic inches (16 x 16 x 2). Cake batter typically weighs about 0.5 to 0.6 ounces per cubic inch, so the pan can hold approximately 256 to 307 ounces of cake batter. This translates to around 16 to 19 pounds of batter, depending on the specific density of the cake recipe used.