No seed backup this is impossible to recover since you don't have access to the email and number.
Recovering using that information still needs a seed backup, so it is impossible to recover unless you have the seed backup.
Without any backup, it's done and lost.
Without acccess to the email, it's lost too.
There is a bruteforce method if the user knows the wallet ID and has wallet.aes.json. Otherwise, it's impossible to bruteforce that wallet.
Brute-force your online blockchain.info wallet with btcrecover.With OP, he lost that wallet and bitcoin forever as nothing he has in hands for wallet recovery. From this he already learned about importance of wallet backup. Now, it's time to learn how to this.
How to back up a seed phrase.