The 44-year-old bought in US$64.5 million (NZ$88 million).
And, Elon Musk has "relentlessly pursued and was infatuated with Amber Heard, sending repeated emails requesting to meet the actress".
Heard, 30, and Musk, 45, have been spotted out together in Miami and London over the past few months.
US correspondent Lachlan Cartwright spoke to Paul Henry about this, and Larry King's cheating wife.
