27693368517 has 8 divisors (see below), whose sum is σ = 36925357824. Its totient is φ = 18461812448.

The previous prime is 27693368501. The next prime is 27693368519. The reversal of 27693368517 is 71586339672.

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

It is a cyclic number.

It is not a de Polignac number, because 27693368517 - 2⁴ = 27693368501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27693368519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95788 + ... + 254090.

It is an arithmetic number, because the mean of its divisors is an integer number (4615669728).

Almost surely, 2^27693368517 is an apocalyptic number.

It is an amenable number.

27693368517 is a deficient number, since it is larger than the sum of its proper divisors (9231989307).

27693368517 is a wasteful number, since it uses less digits than its factorization.

27693368517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216619.

The product of its digits is 11430720, while the sum is 57.

The spelling of 27693368517 in words is "twenty-seven billion, six hundred ninety-three million, three hundred sixty-eight thousand, five hundred seventeen".