27669991711 has 2 divisors, whose sum is σ = 27669991712. Its totient is φ = 27669991710.

The previous prime is 27669991651. The next prime is 27669991733. The reversal of 27669991711 is 11719996672.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27669991711 - 2¹¹ = 27669989663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27669991781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13834995855 + 13834995856.

It is an arithmetic number, because the mean of its divisors is an integer number (13834995856).

Almost surely, 2^27669991711 is an apocalyptic number.

27669991711 is a deficient number, since it is larger than the sum of its proper divisors (1).

27669991711 is an equidigital number, since it uses as much as digits as its factorization.

27669991711 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2571912, while the sum is 58.

The spelling of 27669991711 in words is "twenty-seven billion, six hundred sixty-nine million, nine hundred ninety-one thousand, seven hundred eleven".