67271311244297 has 2 divisors, whose sum is σ = 67271311244298. Its totient is φ = 67271311244296.

The previous prime is 67271311244251. The next prime is 67271311244321. The reversal of 67271311244297 is 79244211317276.

It is a happy number.

67271311244297 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67271311244281 + 16 = 8201909^2 + 4^2 .

It is a cyclic number.

It is not a de Polignac number, because 67271311244297 - 2³⁰ = 67270237502473 is a prime.

It is not a weakly prime, because it can be changed into another prime (67271311244227) 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, 33635655622148 + 33635655622149.

It is an arithmetic number, because the mean of its divisors is an integer number (33635655622149).

Almost surely, 2^{67271311244297} is an apocalyptic number.

It is an amenable number.

67271311244297 is a deficient number, since it is larger than the sum of its proper divisors (1).

67271311244297 is an equidigital number, since it uses as much as digits as its factorization.

67271311244297 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 67271311244297 in words is "sixty-seven trillion, two hundred seventy-one billion, three hundred eleven million, two hundred forty-four thousand, two hundred ninety-seven".