The Add Comma Separators field flag (flag number 512) prints commas in long numbers.
When the Add Comma Separators flag is enabled, commas are inserted when large numbers are printed. For Example: 1,000,000.
When the Add Comma Separators flag is disabled, large numbers are printed without commas. For Example: 1000000.
The Add Comma Separators field flag applies to both Labels and Reports .
Report/Label Editor - Field Flags - All
Report/Label Editor Contents