192663910189 has 2 divisors, whose sum is σ = 192663910190. Its totient is φ = 192663910188.

The previous prime is 192663910169. The next prime is 192663910199. The reversal of 192663910189 is 981019366291.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 191743273225 + 920636964 = 437885^2 + 30342^2 .

It is a cyclic number.

It is not a de Polignac number, because 192663910189 - 2²⁹ = 192127039277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (192663910169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96331955094 + 96331955095.

It is an arithmetic number, because the mean of its divisors is an integer number (96331955095).

Almost surely, 2^192663910189 is an apocalyptic number.

It is an amenable number.

192663910189 is a deficient number, since it is larger than the sum of its proper divisors (1).

192663910189 is an equidigital number, since it uses as much as digits as its factorization.

192663910189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1259712, while the sum is 55.

The spelling of 192663910189 in words is "one hundred ninety-two billion, six hundred sixty-three million, nine hundred ten thousand, one hundred eighty-nine".