7.18.2.5 Limits of greatest-width integer types

1

  • minimum value of greatest-width signed integer type

INTMAX_MIN                                         -(263 - 1)
  • maximum value of greatest-width signed integer type

INTMAX_MAX                                         263 - 1
  • maximum value of greatest-width unsigned integer type

UINTMAX_MAX                                        264 - 1