27340185599 has 2 divisors, whose sum is σ = 27340185600. Its totient is φ = 27340185598.

The previous prime is 27340185581. The next prime is 27340185659. The reversal of 27340185599 is 99558104372.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27340185599 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27340185599.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27340187599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13670092799 + 13670092800.

It is an arithmetic number, because the mean of its divisors is an integer number (13670092800).

Almost surely, 2^27340185599 is an apocalyptic number.

27340185599 is a deficient number, since it is larger than the sum of its proper divisors (1).

27340185599 is an equidigital number, since it uses as much as digits as its factorization.

27340185599 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2721600, while the sum is 53.

The spelling of 27340185599 in words is "twenty-seven billion, three hundred forty million, one hundred eighty-five thousand, five hundred ninety-nine".