27364243163 has 2 divisors, whose sum is σ = 27364243164. Its totient is φ = 27364243162.

The previous prime is 27364243141. The next prime is 27364243177. The reversal of 27364243163 is 36134246372.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27364243163 - 2¹⁴ = 27364226779 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27364243163.

It is not a weakly prime, because it can be changed into another prime (27364243183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13682121581 + 13682121582.

It is an arithmetic number, because the mean of its divisors is an integer number (13682121582).

Almost surely, 2^27364243163 is an apocalyptic number.

27364243163 is a deficient number, since it is larger than the sum of its proper divisors (1).

27364243163 is an equidigital number, since it uses as much as digits as its factorization.

27364243163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 41.

The spelling of 27364243163 in words is "twenty-seven billion, three hundred sixty-four million, two hundred forty-three thousand, one hundred sixty-three".