27366645011 has 2 divisors, whose sum is σ = 27366645012. Its totient is φ = 27366645010.

The previous prime is 27366645001. The next prime is 27366645043. The reversal of 27366645011 is 11054666372.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27366645011 - 2⁶ = 27366644947 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27366645011.

It is not a weakly prime, because it can be changed into another prime (27366645001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13683322505 + 13683322506.

It is an arithmetic number, because the mean of its divisors is an integer number (13683322506).

Almost surely, 2^27366645011 is an apocalyptic number.

27366645011 is a deficient number, since it is larger than the sum of its proper divisors (1).

27366645011 is an equidigital number, since it uses as much as digits as its factorization.

27366645011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 27366645011 in words is "twenty-seven billion, three hundred sixty-six million, six hundred forty-five thousand, eleven".