11013636644687 has 2 divisors, whose sum is σ = 11013636644688. Its totient is φ = 11013636644686.

The previous prime is 11013636644587. The next prime is 11013636644701. The reversal of 11013636644687 is 78644663631011.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11013636644687 - 2²² = 11013632450383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11013636644587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506818322343 + 5506818322344.

It is an arithmetic number, because the mean of its divisors is an integer number (5506818322344).

Almost surely, 2^{11013636644687} is an apocalyptic number.

11013636644687 is a deficient number, since it is larger than the sum of its proper divisors (1).

11013636644687 is an equidigital number, since it uses as much as digits as its factorization.

11013636644687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10450944, while the sum is 56.

The spelling of 11013636644687 in words is "eleven trillion, thirteen billion, six hundred thirty-six million, six hundred forty-four thousand, six hundred eighty-seven".