I was also told I had won $2.5 million, but had to get a $100 prepaid debit card at CVS first.

told me I have won 2.5 million dollars and a car will be sitting out the front of my house this afternoon, but wanted $100.00 first, total scam, also said they were from Publishers Clearing House

Person asked for a relative, but hangs up if you ask what they want.
Most likely a scam.