11016117515687 has 2 divisors, whose sum is σ = 11016117515688. Its totient is φ = 11016117515686.

The previous prime is 11016117515657. The next prime is 11016117515723. The reversal of 11016117515687 is 78651571161011.

11016117515687 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11016117515687 - 2¹⁰ = 11016117514663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11016117515657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5508058757843 + 5508058757844.

It is an arithmetic number, because the mean of its divisors is an integer number (5508058757844).

Almost surely, 2^{11016117515687} is an apocalyptic number.

11016117515687 is a deficient number, since it is larger than the sum of its proper divisors (1).

11016117515687 is an equidigital number, since it uses as much as digits as its factorization.

11016117515687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 352800, while the sum is 50.

Adding to 11016117515687 its reverse (78651571161011), we get a palindrome (89667688676698).

The spelling of 11016117515687 in words is "eleven trillion, sixteen billion, one hundred seventeen million, five hundred fifteen thousand, six hundred eighty-seven".