102563643667 has 2 divisors, whose sum is σ = 102563643668. Its totient is φ = 102563643666.

The previous prime is 102563643661. The next prime is 102563643739. The reversal of 102563643667 is 766346365201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102563643667 - 2³⁵ = 68203905299 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102563643667.

It is not a weakly prime, because it can be changed into another prime (102563643661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51281821833 + 51281821834.

It is an arithmetic number, because the mean of its divisors is an integer number (51281821834).

Almost surely, 2^102563643667 is an apocalyptic number.

102563643667 is a deficient number, since it is larger than the sum of its proper divisors (1).

102563643667 is an equidigital number, since it uses as much as digits as its factorization.

102563643667 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 49.

The spelling of 102563643667 in words is "one hundred two billion, five hundred sixty-three million, six hundred forty-three thousand, six hundred sixty-seven".