Coin fortune-telling map _ Coin fortune-telling map daquan

What does it mean that there are six c 12643 15 on a coin with a foreign currency of 50? On one side is a middle-aged man with glasses, on the other side,

Let's see if it looks like this: Thailand's 50 baht banknotes, and the man wearing glasses on the banknotes is the current Thai King bhumibol adulyadej (Rama IX).

If not, please upload a picture or provide the text on the paper money for identification.