limit on port

i wanted to use winscp to connect to a hosyed ftp server on port: 132298

but it seems this program doesnt go anyhigher then 65535 can this be fixed.

That looks strange. Port numbers are indeed limited to 65535:
https://en.wikipedia.org/wiki/Port_(computer_networking)#Port_number

Can you connect to that FTP server using any other FTP client?