27712489231073 has 2 divisors, whose sum is σ = 27712489231074. Its totient is φ = 27712489231072.

The previous prime is 27712489230983. The next prime is 27712489231079. The reversal of 27712489231073 is 37013298421772.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24155730863104 + 3556758367969 = 4914848^2 + 1885937^2 .

It is a cyclic number.

It is not a de Polignac number, because 27712489231073 - 2¹² = 27712489226977 is a prime.

It is not a weakly prime, because it can be changed into another prime (27712489231079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13856244615536 + 13856244615537.

It is an arithmetic number, because the mean of its divisors is an integer number (13856244615537).

Almost surely, 2^{27712489231073} is an apocalyptic number.

It is an amenable number.

27712489231073 is a deficient number, since it is larger than the sum of its proper divisors (1).

27712489231073 is an equidigital number, since it uses as much as digits as its factorization.

27712489231073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7112448, while the sum is 56.

The spelling of 27712489231073 in words is "twenty-seven trillion, seven hundred twelve billion, four hundred eighty-nine million, two hundred thirty-one thousand, seventy-three".