19675608263 has 2 divisors, whose sum is σ = 19675608264. Its totient is φ = 19675608262.

The previous prime is 19675608229. The next prime is 19675608283. The reversal of 19675608263 is 36280657691.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 19675608263 - 2¹⁶ = 19675542727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19675608283) 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, 9837804131 + 9837804132.

It is an arithmetic number, because the mean of its divisors is an integer number (9837804132).

Almost surely, 2^19675608263 is an apocalyptic number.

19675608263 is a deficient number, since it is larger than the sum of its proper divisors (1).

19675608263 is an equidigital number, since it uses as much as digits as its factorization.

19675608263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 19675608263 in words is "nineteen billion, six hundred seventy-five million, six hundred eight thousand, two hundred sixty-three".