3336670168649 has 2 divisors, whose sum is σ = 3336670168650. Its totient is φ = 3336670168648.

The previous prime is 3336670168591. The next prime is 3336670168739. The reversal of 3336670168649 is 9468610766333.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2719636353424 + 617033815225 = 1649132^2 + 785515^2 .

It is a cyclic number.

It is not a de Polignac number, because 3336670168649 - 2⁸ = 3336670168393 is a prime.

It is a super-2 number, since 2×3336670168649² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3336670168591 and 3336670168600.

It is not a weakly prime, because it can be changed into another prime (3336670158649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1668335084324 + 1668335084325.

It is an arithmetic number, because the mean of its divisors is an integer number (1668335084325).

Almost surely, 2^{3336670168649} is an apocalyptic number.

It is an amenable number.

3336670168649 is a deficient number, since it is larger than the sum of its proper divisors (1).

3336670168649 is an equidigital number, since it uses as much as digits as its factorization.

3336670168649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70543872, while the sum is 62.

The spelling of 3336670168649 in words is "three trillion, three hundred thirty-six billion, six hundred seventy million, one hundred sixty-eight thousand, six hundred forty-nine".