11568987785695 has 8 divisors (see below), whose sum is σ = 13883305438080. Its totient is φ = 9254843498400.

The previous prime is 11568987785681. The next prime is 11568987785701. The reversal of 11568987785695 is 59658778986511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-11568987785695 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43194415 + ... + 43461424.

It is an arithmetic number, because the mean of its divisors is an integer number (1735413179760).

Almost surely, 2^{11568987785695} is an apocalyptic number.

11568987785695 is a deficient number, since it is larger than the sum of its proper divisors (2314317652385).

11568987785695 is an equidigital number, since it uses as much as digits as its factorization.

11568987785695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86682545.

The product of its digits is 9144576000, while the sum is 85.

The spelling of 11568987785695 in words is "eleven trillion, five hundred sixty-eight billion, nine hundred eighty-seven million, seven hundred eighty-five thousand, six hundred ninety-five".