How old would Frank Farian be today?

Franz Reuther, known professionally as Frank Farian, was a German record producer and singer who founded the 1970s disco-pop group Boney M., and the pop bands No Mercy and Milli Vanilli. He frequently created vocal groups in which the publicised members merely lip-synced to songs sung by himself and/or session performers. Farian owned the record label MCI and several subsidiaries.