May 26 (Reuters) - Elon Musk has won the backing of some of the world's wealthiest investors for his $44 billion takeover of Twitter Inc (TWTR.N).

From Oracle Corp's (ORCL.N) co-founder Larry Ellison, a self-proclaimed close friend of Musk, to Saudi Arabian investor Prince Alwaleed bin Talal, who had earlier rejected the takeover bid, a bunch of investors had thrown their weight behind the offer. read more

Musk on Wednesday pledged an additional $6.25 billion in equity financing, reducing the billionaire's margin loan against his Tesla Inc (TSLA.O) shares to zero.