27547245046547 has 2 divisors, whose sum is σ = 27547245046548. Its totient is φ = 27547245046546.

The previous prime is 27547245046511. The next prime is 27547245046567. The reversal of 27547245046547 is 74564054274572.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27547245046547 - 2⁸ = 27547245046291 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27547245046547.

It is not a weakly prime, because it can be changed into another prime (27547245046567) 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, 13773622523273 + 13773622523274.

It is an arithmetic number, because the mean of its divisors is an integer number (13773622523274).

Almost surely, 2^{27547245046547} is an apocalyptic number.

27547245046547 is a deficient number, since it is larger than the sum of its proper divisors (1).

27547245046547 is an equidigital number, since it uses as much as digits as its factorization.

27547245046547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 263424000, while the sum is 62.

The spelling of 27547245046547 in words is "twenty-seven trillion, five hundred forty-seven billion, two hundred forty-five million, forty-six thousand, five hundred forty-seven".