I inherited money and have no how to manage my money (opens in new tab)

Edit: Apologies for the sloppy title\. Long story short - I have 500k in cash that I inherited and can do what I want with\. The rest, a good 4 million, mostly invested, is controlled by a family member who gives me 5k a month from it\. I'm the beneficiary\. If I ever really needed the money for an emergency like medical or for higher education I could have access - it is a generation skipping IRA - so my offsprings inherits but besides that I don't have a say in how the money is controlled a...