You probably knew that Beethoven wrote nine symphonies. In what specific genre did he write 32 pieces, including a "Tempest", a "Cookoo", and a "Waldstein".
Unlike in most works of this form, the 32nd (among several others) has only two movements.
Piano Sonata [this ought to keep you busy for a while: http://bit.ly/BeethovenPianoSonatas]