Listen to Arunacala Apatsahaya Kalanidhi online. Arunacala Apatsahaya Kalanidhi is a Tamil language song and is sung by Prof S. Ramanathan. Arunacala Apatsahaya Kalanidhi, from the album Ramana Sangeetham - Vol 2, was released in the year 2015. The duration of the song is 4:48. Download Tamil songs online from JioSaavn.