63715116111 has 4 divisors (see below), whose sum is σ = 84953488152. Its totient is φ = 42476744072.

The previous prime is 63715116011. The next prime is 63715116139. The reversal of 63715116111 is 11161151736.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63715116111 - 2⁹ = 63715115599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63715116181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10619186016 + ... + 10619186021.

It is an arithmetic number, because the mean of its divisors is an integer number (21238372038).

Almost surely, 2^63715116111 is an apocalyptic number.

63715116111 is a deficient number, since it is larger than the sum of its proper divisors (21238372041).

63715116111 is a wasteful number, since it uses less digits than its factorization.

63715116111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21238372040.

The product of its digits is 3780, while the sum is 33.

Adding to 63715116111 its reverse (11161151736), we get a palindrome (74876267847).

The spelling of 63715116111 in words is "sixty-three billion, seven hundred fifteen million, one hundred sixteen thousand, one hundred eleven".