27552750073 has 2 divisors, whose sum is σ = 27552750074. Its totient is φ = 27552750072.

The previous prime is 27552750037. The next prime is 27552750083. The reversal of 27552750073 is 37005725572.

It is a happy number.

Together with previous prime (27552750037) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20528298729 + 7024451344 = 143277^2 + 83812^2 .

It is a cyclic number.

It is not a de Polignac number, because 27552750073 - 2⁹ = 27552749561 is a prime.

It is not a weakly prime, because it can be changed into another prime (27552750083) 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, 13776375036 + 13776375037.

It is an arithmetic number, because the mean of its divisors is an integer number (13776375037).

Almost surely, 2^27552750073 is an apocalyptic number.

It is an amenable number.

27552750073 is a deficient number, since it is larger than the sum of its proper divisors (1).

27552750073 is an equidigital number, since it uses as much as digits as its factorization.

27552750073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 514500, while the sum is 43.

The spelling of 27552750073 in words is "twenty-seven billion, five hundred fifty-two million, seven hundred fifty thousand, seventy-three".