27275502547 has 2 divisors, whose sum is σ = 27275502548. Its totient is φ = 27275502546.

The previous prime is 27275502539. The next prime is 27275502563. The reversal of 27275502547 is 74520557272.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27275502547 - 2³ = 27275502539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27275502497 and 27275502506.

It is not a weakly prime, because it can be changed into another prime (27275502587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13637751273 + 13637751274.

It is an arithmetic number, because the mean of its divisors is an integer number (13637751274).

Almost surely, 2^27275502547 is an apocalyptic number.

27275502547 is a deficient number, since it is larger than the sum of its proper divisors (1).

27275502547 is an equidigital number, since it uses as much as digits as its factorization.

27275502547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1372000, while the sum is 46.

The spelling of 27275502547 in words is "twenty-seven billion, two hundred seventy-five million, five hundred two thousand, five hundred forty-seven".