68673763 has 2 divisors, whose sum is σ = 68673764. Its totient is φ = 68673762.

The previous prime is 68673757. The next prime is 68673779. The reversal of 68673763 is 36737686.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-68673763 is a prime.

It is not a weakly prime, because it can be changed into another prime (68673713) 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, 34336881 + 34336882.

It is an arithmetic number, because the mean of its divisors is an integer number (34336882).

Almost surely, 2^68673763 is an apocalyptic number.

68673763 is a deficient number, since it is larger than the sum of its proper divisors (1).

68673763 is an equidigital number, since it uses as much as digits as its factorization.

68673763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 762048, while the sum is 46.

The square root of 68673763 is about 8286.9634366274. The cubic root of 68673763 is about 409.5091548198.

The spelling of 68673763 in words is "sixty-eight million, six hundred seventy-three thousand, seven hundred sixty-three".