27371889199 has 2 divisors, whose sum is σ = 27371889200. Its totient is φ = 27371889198.

The previous prime is 27371889161. The next prime is 27371889203. The reversal of 27371889199 is 99198817372.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27371889199 - 2⁷ = 27371889071 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27371889199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27371887199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13685944599 + 13685944600.

It is an arithmetic number, because the mean of its divisors is an integer number (13685944600).

Almost surely, 2^27371889199 is an apocalyptic number.

27371889199 is a deficient number, since it is larger than the sum of its proper divisors (1).

27371889199 is an equidigital number, since it uses as much as digits as its factorization.

27371889199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13716864, while the sum is 64.

The spelling of 27371889199 in words is "twenty-seven billion, three hundred seventy-one million, eight hundred eighty-nine thousand, one hundred ninety-nine".