27130064443 has 2 divisors, whose sum is σ = 27130064444. Its totient is φ = 27130064442.

The previous prime is 27130064407. The next prime is 27130064447. The reversal of 27130064443 is 34446003172.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27130064443 - 2²⁹ = 26593193531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27130064399 and 27130064408.

It is not a weakly prime, because it can be changed into another prime (27130064447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13565032221 + 13565032222.

It is an arithmetic number, because the mean of its divisors is an integer number (13565032222).

Almost surely, 2^27130064443 is an apocalyptic number.

27130064443 is a deficient number, since it is larger than the sum of its proper divisors (1).

27130064443 is an equidigital number, since it uses as much as digits as its factorization.

27130064443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 34.

The spelling of 27130064443 in words is "twenty-seven billion, one hundred thirty million, sixty-four thousand, four hundred forty-three".