68076667 has 2 divisors, whose sum is σ = 68076668. Its totient is φ = 68076666.

The previous prime is 68076649. The next prime is 68076709. The reversal of 68076667 is 76667086.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 68076667 - 2¹¹ = 68074619 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (68076647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34038333 + 34038334.

It is an arithmetic number, because the mean of its divisors is an integer number (34038334).

Almost surely, 2^68076667 is an apocalyptic number.

68076667 is a deficient number, since it is larger than the sum of its proper divisors (1).

68076667 is an equidigital number, since it uses as much as digits as its factorization.

68076667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 508032, while the sum is 46.

The square root of 68076667 is about 8250.8585613862. The cubic root of 68076667 is about 408.3188487805.

The spelling of 68076667 in words is "sixty-eight million, seventy-six thousand, six hundred sixty-seven".