Of all the song titles ever written which is longest?

The longest official single-word song title is "Lopadotemachoselachogaleokranioleipsanodrimhypotrimmatosilphioparaomelitokatakechymenokichlepikossyphophattoperisteralektryonoptekephalliokigklopeleiolagoiosiraiobaphetraganopterygon", sung by Aristophanes in Ecclesiazusae.