68143486303 has 2 divisors, whose sum is σ = 68143486304. Its totient is φ = 68143486302.

The previous prime is 68143486289. The next prime is 68143486483. The reversal of 68143486303 is 30368434186.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-68143486303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68143481303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34071743151 + 34071743152.

It is an arithmetic number, because the mean of its divisors is an integer number (34071743152).

Almost surely, 2^68143486303 is an apocalyptic number.

68143486303 is a deficient number, since it is larger than the sum of its proper divisors (1).

68143486303 is an equidigital number, since it uses as much as digits as its factorization.

68143486303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 995328, while the sum is 46.

The spelling of 68143486303 in words is "sixty-eight billion, one hundred forty-three million, four hundred eighty-six thousand, three hundred three".