When a character has a number as a name. Usually this carries dehumanizing implications. This can be for (at least) two overlapping reasons: 1. * The character is a construct or robot, whose creators regard it as non-sentient (or at least did when they were handing out names). The number is a serial number or shortening thereof. 2. * The character is a prisoner or otherwise an inhabitant of a large bureaucratic institution, which assigns people numbers to keep track of them. Compare One-Letter Name. Examples of You Are Number Six include: