16567388161 has 2 divisors, whose sum is σ = 16567388162. Its totient is φ = 16567388160.

The previous prime is 16567388113. The next prime is 16567388197. The reversal of 16567388161 is 16188376561.

16567388161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15238421136 + 1328967025 = 123444^2 + 36455^2 .

It is a cyclic number.

It is not a de Polignac number, because 16567388161 - 2²³ = 16558999553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16567388099 and 16567388108.

It is not a weakly prime, because it can be changed into another prime (16567388261) 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, 8283694080 + 8283694081.

It is an arithmetic number, because the mean of its divisors is an integer number (8283694081).

Almost surely, 2^16567388161 is an apocalyptic number.

It is an amenable number.

16567388161 is a deficient number, since it is larger than the sum of its proper divisors (1).

16567388161 is an equidigital number, since it uses as much as digits as its factorization.

16567388161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1451520, while the sum is 52.

The spelling of 16567388161 in words is "sixteen billion, five hundred sixty-seven million, three hundred eighty-eight thousand, one hundred sixty-one".