Sengupta had joined Times of India group in 1991 after a previous stint from 1988 to 1990. He had a long and distinguished association with the group and served in various important positions in both Times of India and Economic Times.
Prime Minister Narendra Modi and a host of political leaders have condoled death of Sengupta.
"An accomplished editor who was widely admired, Arindam Sengupta impacted many lives through journalism. Pained by his demise. RIP (rest in peace)," Modi tweeted.
Sengupta had also worked with Probe magazine, The Patriot newspaper and The Sunday Observer. He had briefly taught at Delhi University before shifting to journalism.