Quadrillion

επτάκις εκατομμύριο

eptákis ekatommýrio

(a million trillion, 1024 — see also septillion)

τετρακισεκατομμύριο

tetrakisekatommýrio

(a thousand trillion (1,000,000,000,000,000); a billiard — see also a thousand trillion (1,000,000,000,000,000); a billiard)