9,223,372,036,854,775,807 is equivalent to the hexadecimal value 7FFF,FFFF,FFFF,FFFF16, is the maximum value for a 64-bit signed integer in computing.

9,223,372,036,854,775,807 is therefore the maximum value for a variable declared as a long integer (long, long long int, or bigint) in many programming languages running on modern computers.

The presence of the value may reflect an error, overflow condition, or missing value.

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