27641871347 has 2 divisors, whose sum is σ = 27641871348. Its totient is φ = 27641871346.

The previous prime is 27641871337. The next prime is 27641871359. The reversal of 27641871347 is 74317814672.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27641871347 - 2¹⁶ = 27641805811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27641871295 and 27641871304.

It is not a weakly prime, because it can be changed into another prime (27641871307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13820935673 + 13820935674.

It is an arithmetic number, because the mean of its divisors is an integer number (13820935674).

Almost surely, 2^27641871347 is an apocalyptic number.

27641871347 is a deficient number, since it is larger than the sum of its proper divisors (1).

27641871347 is an equidigital number, since it uses as much as digits as its factorization.

27641871347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1580544, while the sum is 50.

The spelling of 27641871347 in words is "twenty-seven billion, six hundred forty-one million, eight hundred seventy-one thousand, three hundred forty-seven".