Prismatorhombated great grand hecatonicosachoron

The prismatorhombated great grand hecatonicosachoron, or pirgaghi, is a nonconvex uniform polychoron that consists of 720 pentagonal prisms, 1200 hexagonal prisms, 120 truncated great icosahedra, and 120 rhombidodecadodecahedra. 1 pentagonal prism, 2 hexagonal prisms, 1 truncated great icosahedron, and 1 rhombidodecadodecahedron join at each vertex. It can be obtained by runcitruncating the great faceted hexacosichoron.

Related polychora
The prismatorhombated great grand hecatonicosachoron is the colonel of a 3-member regiment that also includes the great prismatohecatonicosihecatonicosihexacosichoron and the great rhombiprismic hecatonicosihexacosichoron.