3418718216369 has 2 divisors, whose sum is σ = 3418718216370. Its totient is φ = 3418718216368.

The previous prime is 3418718216321. The next prime is 3418718216413. The reversal of 3418718216369 is 9636128178143.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2960423065744 + 458295150625 = 1720588^2 + 676975^2 .

It is a cyclic number.

It is not a de Polignac number, because 3418718216369 - 2⁸ = 3418718216113 is a prime.

It is a super-2 number, since 2×3418718216369² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3418718216869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1709359108184 + 1709359108185.

It is an arithmetic number, because the mean of its divisors is an integer number (1709359108185).

Almost surely, 2^{3418718216369} is an apocalyptic number.

It is an amenable number.

3418718216369 is a deficient number, since it is larger than the sum of its proper divisors (1).

3418718216369 is an equidigital number, since it uses as much as digits as its factorization.

3418718216369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10450944, while the sum is 59.

The spelling of 3418718216369 in words is "three trillion, four hundred eighteen billion, seven hundred eighteen million, two hundred sixteen thousand, three hundred sixty-nine".