Lagest sum consecutive increasing digits in a No

You are provided with an input containing a number. Implement a solution to find the largest sum of consecutive increasing digits , and present the output with the largest sum and the positon of start and end of the consecutive digits. Example : Input :> 8789651 Output :> 24:2-4 where 24 is the largest sum and 2-4 is start and end of the consecutive increasing digits.