27499641347 has 2 divisors, whose sum is σ = 27499641348. Its totient is φ = 27499641346.

The previous prime is 27499641331. The next prime is 27499641359. The reversal of 27499641347 is 74314699472.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27499641347 - 2⁴ = 27499641331 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27499641292 and 27499641301.

It is not a weakly prime, because it can be changed into another prime (27499641947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13749820673 + 13749820674.

It is an arithmetic number, because the mean of its divisors is an integer number (13749820674).

Almost surely, 2^27499641347 is an apocalyptic number.

27499641347 is a deficient number, since it is larger than the sum of its proper divisors (1).

27499641347 is an equidigital number, since it uses as much as digits as its factorization.

27499641347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9144576, while the sum is 56.

The spelling of 27499641347 in words is "twenty-seven billion, four hundred ninety-nine million, six hundred forty-one thousand, three hundred forty-seven".