In 2017 there were ~100 mio. beehives in the world

(fao.org/faostat/en/#da…, parameters Live Animals, World + (Total), Beehives, Stocks, from https://forum.effectivealtruism.org/s/ptTzTsuDJEK8awdf6/p/JR4azSe4Yr2qdBBwt )

With ~1 trio. bees