Where can I buy Numeraire?

Excuse me, I'm interested in investing in Numeraire, but I'm not sure where to start. Could you please point me in the right direction? Are there any specific cryptocurrency exchanges that I should be looking at to purchase Numeraire? Are there any requirements or restrictions I should be aware of before making a purchase? Additionally, are there any fees associated with buying Numeraire, and if so, how do they compare to other cryptocurrencies? Your guidance would be greatly appreciated.