Int64.MaxValue Field

Represents the largest possible value of an Int64. This field is constant.

Namespace:  System
Assembly:  mscorlib (in mscorlib.dll)

public const long MaxValue

The value of this constant is 9,223,372,036,854,775,807; that is, hexadecimal 0x7FFFFFFFFFFFFFFF.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Portable Class Library

Supported in: Portable Class Library

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
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