27559706147 has 2 divisors, whose sum is σ = 27559706148. Its totient is φ = 27559706146.

The previous prime is 27559706143. The next prime is 27559706171. The reversal of 27559706147 is 74160795572.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27559706147 - 2² = 27559706143 is a prime.

It is not a weakly prime, because it can be changed into another prime (27559706143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13779853073 + 13779853074.

It is an arithmetic number, because the mean of its divisors is an integer number (13779853074).

Almost surely, 2^27559706147 is an apocalyptic number.

27559706147 is a deficient number, since it is larger than the sum of its proper divisors (1).

27559706147 is an equidigital number, since it uses as much as digits as its factorization.

27559706147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3704400, while the sum is 53.

The spelling of 27559706147 in words is "twenty-seven billion, five hundred fifty-nine million, seven hundred six thousand, one hundred forty-seven".