63216499461235 has 16 divisors (see below), whose sum is σ = 77000419454976. Its totient is φ = 49812950566368.

The previous prime is 63216499461221. The next prime is 63216499461253. The reversal of 63216499461235 is 53216499461236.

It is a cyclic number.

It is not a de Polignac number, because 63216499461235 - 2³¹ = 63214351977587 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7192627 + ... + 13347916.

It is an arithmetic number, because the mean of its divisors is an integer number (4812526215936).

Almost surely, 2^{63216499461235} is an apocalyptic number.

63216499461235 is a deficient number, since it is larger than the sum of its proper divisors (13783919993741).

63216499461235 is a wasteful number, since it uses less digits than its factorization.

63216499461235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20549802.

The product of its digits is 50388480, while the sum is 61.

Subtracting from 63216499461235 its reverse (53216499461236), we obtain a palindrome (9999999999999).

The spelling of 63216499461235 in words is "sixty-three trillion, two hundred sixteen billion, four hundred ninety-nine million, four hundred sixty-one thousand, two hundred thirty-five".