16686339067 has 2 divisors, whose sum is σ = 16686339068. Its totient is φ = 16686339066.

The previous prime is 16686338917. The next prime is 16686339073. The reversal of 16686339067 is 76093368661.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16686339067 is a prime.

It is a super-2 number, since 2×16686339067² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16686338999 and 16686339017.

It is not a weakly prime, because it can be changed into another prime (16686339167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8343169533 + 8343169534.

It is an arithmetic number, because the mean of its divisors is an integer number (8343169534).

Almost surely, 2^16686339067 is an apocalyptic number.

16686339067 is a deficient number, since it is larger than the sum of its proper divisors (1).

16686339067 is an equidigital number, since it uses as much as digits as its factorization.

16686339067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5878656, while the sum is 55.

The spelling of 16686339067 in words is "sixteen billion, six hundred eighty-six million, three hundred thirty-nine thousand, sixty-seven".