What is the total number of aircraft produced to date worldwide?
wikipedia has a list of the most produced aircraft by type. that list would give you a good starting place.
Although the actual number of all aircraft may not be accurate, it might be easier to break it down by type of aircraft. For instance over 12,731 B-17s of all variants were produced from 1937-1945. Total US aircraft losses exceeded 45,000 aircraft. Also, check here: http://www.world-war-2.info/statistics/, specifically the chart fourth to the bottom.
very easy to know this one, the most popular aircraft of all time the cessna 172 - first produced in 1956 it is still being made today for a total count (last i checked anyway) of 43,000+ planes - that's even more than the combat aircraft of WW2 which were made in huge nimbers in nazi Germany and russia - the cessna 182, which is a more powerful version of the 172 is 5th most…