68344763 has 2 divisors, whose sum is σ = 68344764. Its totient is φ = 68344762.

The previous prime is 68344751. The next prime is 68344789. The reversal of 68344763 is 36744386.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 68344763 - 2⁶ = 68344699 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 68344763.

It is not a weakly prime, because it can be changed into another prime (68344733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34172381 + 34172382.

It is an arithmetic number, because the mean of its divisors is an integer number (34172382).

Almost surely, 2^68344763 is an apocalyptic number.

68344763 is a deficient number, since it is larger than the sum of its proper divisors (1).

68344763 is an equidigital number, since it uses as much as digits as its factorization.

68344763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 41.

The square root of 68344763 is about 8267.0891491504. The cubic root of 68344763 is about 408.8541533972.

The spelling of 68344763 in words is "sixty-eight million, three hundred forty-four thousand, seven hundred sixty-three".