67056505517011 has 2 divisors, whose sum is σ = 67056505517012. Its totient is φ = 67056505517010.

The previous prime is 67056505516997. The next prime is 67056505517051. The reversal of 67056505517011 is 11071550565076.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 67056505517011 - 2⁷ = 67056505516883 is a prime.

It is not a weakly prime, because it can be changed into another prime (67056505517051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33528252758505 + 33528252758506.

It is an arithmetic number, because the mean of its divisors is an integer number (33528252758506).

Almost surely, 2^{67056505517011} is an apocalyptic number.

67056505517011 is a deficient number, since it is larger than the sum of its proper divisors (1).

67056505517011 is an equidigital number, since it uses as much as digits as its factorization.

67056505517011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1102500, while the sum is 49.

The spelling of 67056505517011 in words is "sixty-seven trillion, fifty-six billion, five hundred five million, five hundred seventeen thousand, eleven".