67055721241711 has 2 divisors, whose sum is σ = 67055721241712. Its totient is φ = 67055721241710.

The previous prime is 67055721241661. The next prime is 67055721241723. The reversal of 67055721241711 is 11714212755076.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 67055721241711 - 2¹⁹ = 67055720717423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67055721211711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33527860620855 + 33527860620856.

It is an arithmetic number, because the mean of its divisors is an integer number (33527860620856).

Almost surely, 2^{67055721241711} is an apocalyptic number.

67055721241711 is a deficient number, since it is larger than the sum of its proper divisors (1).

67055721241711 is an equidigital number, since it uses as much as digits as its factorization.

67055721241711 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 823200, while the sum is 49.

Adding to 67055721241711 its reverse (11714212755076), we get a palindrome (78769933996787).

The spelling of 67055721241711 in words is "sixty-seven trillion, fifty-five billion, seven hundred twenty-one million, two hundred forty-one thousand, seven hundred eleven".