27267252707797 has 2 divisors, whose sum is σ = 27267252707798. Its totient is φ = 27267252707796.

The previous prime is 27267252707753. The next prime is 27267252707801. The reversal of 27267252707797 is 79770725276272.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26776992273201 + 490260434596 = 5174649^2 + 700186^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27267252707797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27267252717797) 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, 13633626353898 + 13633626353899.

It is an arithmetic number, because the mean of its divisors is an integer number (13633626353899).

Almost surely, 2^{27267252707797} is an apocalyptic number.

It is an amenable number.

27267252707797 is a deficient number, since it is larger than the sum of its proper divisors (1).

27267252707797 is an equidigital number, since it uses as much as digits as its factorization.

27267252707797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 508243680, while the sum is 70.

The spelling of 27267252707797 in words is "twenty-seven trillion, two hundred sixty-seven billion, two hundred fifty-two million, seven hundred seven thousand, seven hundred ninety-seven".