The Egyptian pound (EGP) is the official currency of Egypt, divided into 100 piasters. Banknotes are issued in 5, 10, 20, 50, 100, and 200 denominations, with coins of 1 pound and 25, 50 piasters. Introduced in 1834, it was linked to the British pound during World War I and remained under British monetary influence until 1961. Nicknames for various amounts include "nightingale" (1 pound), "package" (1000 pounds), "rabbit" (million), and "elephant" (billion).