NEED HELP on 9486 based 3.5 inch tft display

CAN any one please help me with 9486 3.5 inch baesd tft touch . Below is my code it is a keypad which displays the number when touched on screen. I want to convert this numbers into an integer and store it in internal eeprom of aurdino uno and display thsese stored values of EEProm on tft when required. i Have attaced the code

phonecal.ino (8.94 KB)