If I remember correctly, Arthur’s level was confirmed to be in-between 10k and 20k.
14.23947758923874958273948791823757723333874695273469857123740238475023946273490581702938478246519023847129576206592365241102222222394762059438726590741896590630957820969869162308971685923456969696969696969696969696969k
apparently this got bumped so
pretty sure it’s not hexillion, it’s sextillion 
above level 69
both are correct