The current difficulty is 583.3 PH. The next difficulty is estimated at 582.7 PH, a change of −0.09%. The difficulty changes globally every time a new block is mined, based on how fast blocks are being found.
Hash Price Report
The last block was at height 55,306. The current block reward is 203,829.3 SCP. Based on this and on the current difficulty, miners are being paid 338.9870 SCP/PH, which corresponds to about 29.29 SCP/day per GH/s.