Mac Miller was a very rich man when he died ... TMZ has learned.
According to new legal docs ... just a "portion" of the rapper's estate is worth more than $4.48 million. This amount is the sum of various checking, savings and money market accounts ... as well as 200 shares of Facebook stock worth more than $32k.
Docs - Point - Miller - Property - California
The docs point out Miller didn't own any property in California at the time of his death, but it's unclear if he owned real estate...