27758501711 has 2 divisors, whose sum is σ = 27758501712. Its totient is φ = 27758501710.

The previous prime is 27758501609. The next prime is 27758501713. The reversal of 27758501711 is 11710585772.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27758501711 - 2¹⁰ = 27758500687 is a prime.

Together with 27758501713, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27758501713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13879250855 + 13879250856.

It is an arithmetic number, because the mean of its divisors is an integer number (13879250856).

Almost surely, 2^27758501711 is an apocalyptic number.

27758501711 is a deficient number, since it is larger than the sum of its proper divisors (1).

27758501711 is an equidigital number, since it uses as much as digits as its factorization.

27758501711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 137200, while the sum is 44.

The spelling of 27758501711 in words is "twenty-seven billion, seven hundred fifty-eight million, five hundred one thousand, seven hundred eleven".