67705893388229 has 2 divisors, whose sum is σ = 67705893388230. Its totient is φ = 67705893388228.

The previous prime is 67705893388183. The next prime is 67705893388253. The reversal of 67705893388229 is 92288339850776.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64103481796225 + 3602411592004 = 8006465^2 + 1898002^2 .

It is a cyclic number.

It is not a de Polignac number, because 67705893388229 - 2¹² = 67705893384133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 67705893388229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67705893388279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33852946694114 + 33852946694115.

It is an arithmetic number, because the mean of its divisors is an integer number (33852946694115).

Almost surely, 2^{67705893388229} is an apocalyptic number.

It is an amenable number.

67705893388229 is a deficient number, since it is larger than the sum of its proper divisors (1).

67705893388229 is an equidigital number, since it uses as much as digits as its factorization.

67705893388229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2194698240, while the sum is 77.

The spelling of 67705893388229 in words is "sixty-seven trillion, seven hundred five billion, eight hundred ninety-three million, three hundred eighty-eight thousand, two hundred twenty-nine".