Hexadecasphenohexadecateron

The hexadecasphenohexadecateron, or howoh, is a uniform polyteron. It consists of 40 tetrahemihexahedral prisms, 10 rectified tesseractihemioctachora, 16 small rhombated pentachora, and 5 rectified icositetrachora. One rectified tesseractihemioctachoron, 2 tetrahemihexahedral prisms, 2 small rhombated pentachora, and 2 rectified icositetrachora join at each vertex. It is the cantellation of the hexadecahemidecateron.