16080668789 has 2 divisors, whose sum is σ = 16080668790. Its totient is φ = 16080668788.

The previous prime is 16080668767. The next prime is 16080668833. The reversal of 16080668789 is 98786608061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10985136100 + 5095532689 = 104810^2 + 71383^2 .

It is a cyclic number.

It is not a de Polignac number, because 16080668789 - 2¹² = 16080664693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16080668729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8040334394 + 8040334395.

It is an arithmetic number, because the mean of its divisors is an integer number (8040334395).

Almost surely, 2^16080668789 is an apocalyptic number.

It is an amenable number.

16080668789 is a deficient number, since it is larger than the sum of its proper divisors (1).

16080668789 is an equidigital number, since it uses as much as digits as its factorization.

16080668789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6967296, while the sum is 59.

The spelling of 16080668789 in words is "sixteen billion, eighty million, six hundred sixty-eight thousand, seven hundred eighty-nine".