 Two years later, Caesar was deified by the Roman Senate, and Octavian, as he was then known, was styled , "son of the divine (Caesar)", instead of .Still later, after having been acclaimed "Imperator" by the troops under his command, Octavian assumed this title as an additional praenomen, becoming ; in some inscriptions his original praenomen is discarded altogether.In 27 BC, the Senate granted him the title of "Augustus", which would ever after be affixed as a cognomen to the names of the Roman emperors.