3206445380189 has 2 divisors, whose sum is σ = 3206445380190. Its totient is φ = 3206445380188.

The previous prime is 3206445380179. The next prime is 3206445380191. The reversal of 3206445380189 is 9810835446023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1623692674564 + 1582752705625 = 1274242^2 + 1258075^2 .

It is a cyclic number.

It is not a de Polignac number, because 3206445380189 - 2³⁶ = 3137725903453 is a prime.

It is a super-2 number, since 2×3206445380189² (a number of 26 digits) contains 22 as substring.

Together with 3206445380191, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3206445380189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3206445380119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1603222690094 + 1603222690095.

It is an arithmetic number, because the mean of its divisors is an integer number (1603222690095).

Almost surely, 2^{3206445380189} is an apocalyptic number.

It is an amenable number.

3206445380189 is a deficient number, since it is larger than the sum of its proper divisors (1).

3206445380189 is an equidigital number, since it uses as much as digits as its factorization.

3206445380189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4976640, while the sum is 53.

The spelling of 3206445380189 in words is "three trillion, two hundred six billion, four hundred forty-five million, three hundred eighty thousand, one hundred eighty-nine".