30686343263 has 2 divisors, whose sum is σ = 30686343264. Its totient is φ = 30686343262.

The previous prime is 30686343239. The next prime is 30686343293. The reversal of 30686343263 is 36234368603.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30686343263 - 2²⁰ = 30685294687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30686343203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15343171631 + 15343171632.

It is an arithmetic number, because the mean of its divisors is an integer number (15343171632).

Almost surely, 2^30686343263 is an apocalyptic number.

30686343263 is a deficient number, since it is larger than the sum of its proper divisors (1).

30686343263 is an equidigital number, since it uses as much as digits as its factorization.

30686343263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1119744, while the sum is 44.

The spelling of 30686343263 in words is "thirty billion, six hundred eighty-six million, three hundred forty-three thousand, two hundred sixty-three".