3599940817169 has 2 divisors, whose sum is σ = 3599940817170. Its totient is φ = 3599940817168.

The previous prime is 3599940817153. The next prime is 3599940817181. The reversal of 3599940817169 is 9617180499953.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1906788148225 + 1693152668944 = 1380865^2 + 1301212^2 .

It is a cyclic number.

It is not a de Polignac number, because 3599940817169 - 2⁴ = 3599940817153 is a prime.

It is a super-2 number, since 2×3599940817169² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3599940817139) 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, 1799970408584 + 1799970408585.

It is an arithmetic number, because the mean of its divisors is an integer number (1799970408585).

Almost surely, 2^{3599940817169} is an apocalyptic number.

It is an amenable number.

3599940817169 is a deficient number, since it is larger than the sum of its proper divisors (1).

3599940817169 is an equidigital number, since it uses as much as digits as its factorization.

3599940817169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 132269760, while the sum is 71.

The spelling of 3599940817169 in words is "three trillion, five hundred ninety-nine billion, nine hundred forty million, eight hundred seventeen thousand, one hundred sixty-nine".