This was disclosed by Chief Minister O Pannerselvam, who met Prime Minister Narendra Modi and sought Centre's assistance in dealing with the problem arising out of the drought in the state.
He said the revenue department had sent a memorandum to the PMO a couple of days ago seeking Central assistance to the tune of Rs 39,565 crores.
The Chief Minister said the Prime Minister assured him that the Centre would help the state in this regard.
A central team would be deputed to Tamil Nadu shortly to assess the drought situation, the PMO said.