16327910189 has 2 divisors, whose sum is σ = 16327910190. Its totient is φ = 16327910188.

The previous prime is 16327910171. The next prime is 16327910293. The reversal of 16327910189 is 98101972361.

16327910189 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14512298089 + 1815612100 = 120467^2 + 42610^2 .

It is a cyclic number.

It is not a de Polignac number, because 16327910189 - 2¹² = 16327906093 is a prime.

It is a super-2 number, since 2×16327910189² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16327910119) 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, 8163955094 + 8163955095.

It is an arithmetic number, because the mean of its divisors is an integer number (8163955095).

Almost surely, 2^16327910189 is an apocalyptic number.

It is an amenable number.

16327910189 is a deficient number, since it is larger than the sum of its proper divisors (1).

16327910189 is an equidigital number, since it uses as much as digits as its factorization.

16327910189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 47.

The spelling of 16327910189 in words is "sixteen billion, three hundred twenty-seven million, nine hundred ten thousand, one hundred eighty-nine".