27303363669697 has 2 divisors, whose sum is σ = 27303363669698. Its totient is φ = 27303363669696.

The previous prime is 27303363669683. The next prime is 27303363669707. The reversal of 27303363669697 is 79696636330372.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26687132389681 + 616231280016 = 5165959^2 + 785004^2 .

It is a cyclic number.

It is not a de Polignac number, because 27303363669697 - 2²⁷ = 27303229451969 is a prime.

It is not a weakly prime, because it can be changed into another prime (27303363669797) 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, 13651681834848 + 13651681834849.

It is an arithmetic number, because the mean of its divisors is an integer number (13651681834849).

Almost surely, 2^{27303363669697} is an apocalyptic number.

It is an amenable number.

27303363669697 is a deficient number, since it is larger than the sum of its proper divisors (1).

27303363669697 is an equidigital number, since it uses as much as digits as its factorization.

27303363669697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 833299488, while the sum is 70.

The spelling of 27303363669697 in words is "twenty-seven trillion, three hundred three billion, three hundred sixty-three million, six hundred sixty-nine thousand, six hundred ninety-seven".