Hi Venkat,
You can run the below query:
SELECT * FROM "PUBLIC"."GRANTED_PRIVILEGES" WHERE OBJECT_TYPE = 'ANALYTICALPRIVILEGE'
This will list all analytical Privileges and then you can add additional filter on OBJECT_NAME and search for that particular analytical privilege:
SELECT * FROM "PUBLIC"."GRANTED_PRIVILEGES" WHERE OBJECT_TYPE = 'ANALYTICALPRIVILEGE' AND OBJECT_NAME = 'MYANALYTICALPRIVILEGE'
Regards,
Vivek