1606330015009 has 2 divisors, whose sum is σ = 1606330015010. Its totient is φ = 1606330015008.

The previous prime is 1606330014953. The next prime is 1606330015049. The reversal of 1606330015009 is 9005100336061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1083622704784 + 522707310225 = 1040972^2 + 722985^2 .

It is an emirp because it is prime and its reverse (9005100336061) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1606330015009 - 2¹⁹ = 1606329490721 is a prime.

It is a super-2 number, since 2×1606330015009² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1606330015049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 803165007504 + 803165007505.

It is an arithmetic number, because the mean of its divisors is an integer number (803165007505).

Almost surely, 2^{1606330015009} is an apocalyptic number.

It is an amenable number.

1606330015009 is a deficient number, since it is larger than the sum of its proper divisors (1).

1606330015009 is an equidigital number, since it uses as much as digits as its factorization.

1606330015009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 34.

The spelling of 1606330015009 in words is "one trillion, six hundred six billion, three hundred thirty million, fifteen thousand, nine".