67426232412641 has 2 divisors, whose sum is σ = 67426232412642. Its totient is φ = 67426232412640.

The previous prime is 67426232412629. The next prime is 67426232412677. The reversal of 67426232412641 is 14621423262476.

67426232412641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66033029897041 + 1393202515600 = 8126071^2 + 1180340^2 .

It is a cyclic number.

It is not a de Polignac number, because 67426232412641 - 2¹⁰ = 67426232411617 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 67426232412641.

It is not a weakly prime, because it can be changed into another prime (67426232412241) 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, 33713116206320 + 33713116206321.

It is an arithmetic number, because the mean of its divisors is an integer number (33713116206321).

Almost surely, 2^{67426232412641} is an apocalyptic number.

It is an amenable number.

67426232412641 is a deficient number, since it is larger than the sum of its proper divisors (1).

67426232412641 is an equidigital number, since it uses as much as digits as its factorization.

67426232412641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4644864, while the sum is 50.

The spelling of 67426232412641 in words is "sixty-seven trillion, four hundred twenty-six billion, two hundred thirty-two million, four hundred twelve thousand, six hundred forty-one".