144
It depends on the size of the cube.
1000 cubes in a thousand cube
the faces of the cubes you see on a 3x3x3 is 54 but if you take it apart there are 20 pieces/cubes and 1 core/center with 6 middle pieces/cubes attached to it. There are 8 corner pieces/cubes and 12...
4 on top and 4 on bottom. As in 8.