20060365189 has 2 divisors, whose sum is σ = 20060365190. Its totient is φ = 20060365188.

The previous prime is 20060365187. The next prime is 20060365217. The reversal of 20060365189 is 98156306002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18675408964 + 1384956225 = 136658^2 + 37215^2 .

It is a cyclic number.

It is not a de Polignac number, because 20060365189 - 2¹ = 20060365187 is a prime.

Together with 20060365187, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20060365183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10030182594 + 10030182595.

It is an arithmetic number, because the mean of its divisors is an integer number (10030182595).

Almost surely, 2^20060365189 is an apocalyptic number.

It is an amenable number.

20060365189 is a deficient number, since it is larger than the sum of its proper divisors (1).

20060365189 is an equidigital number, since it uses as much as digits as its factorization.

20060365189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 40.

The spelling of 20060365189 in words is "twenty billion, sixty million, three hundred sixty-five thousand, one hundred eighty-nine".