68848679 has 2 divisors, whose sum is σ = 68848680. Its totient is φ = 68848678.

The previous prime is 68848673. The next prime is 68848699. The reversal of 68848679 is 97684886.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-68848679 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68848673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34424339 + 34424340.

It is an arithmetic number, because the mean of its divisors is an integer number (34424340).

Almost surely, 2^68848679 is an apocalyptic number.

68848679 is a deficient number, since it is larger than the sum of its proper divisors (1).

68848679 is an equidigital number, since it uses as much as digits as its factorization.

68848679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4644864, while the sum is 56.

The square root of 68848679 is about 8297.5104097554. The cubic root of 68848679 is about 409.8565411243.

The spelling of 68848679 in words is "sixty-eight million, eight hundred forty-eight thousand, six hundred seventy-nine".