6844217713 has 2 divisors, whose sum is σ = 6844217714. Its totient is φ = 6844217712.

The previous prime is 6844217689. The next prime is 6844217729. The reversal of 6844217713 is 3177124486.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6621402384 + 222815329 = 81372^2 + 14927^2 .

It is a cyclic number.

It is not a de Polignac number, because 6844217713 - 2⁹ = 6844217201 is a prime.

It is a super-2 number, since 2×6844217713² = 93686632205885900738, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6844217713.

It is not a weakly prime, because it can be changed into another prime (6844217113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3422108856 + 3422108857.

It is an arithmetic number, because the mean of its divisors is an integer number (3422108857).

Almost surely, 2^6844217713 is an apocalyptic number.

It is an amenable number.

6844217713 is a deficient number, since it is larger than the sum of its proper divisors (1).

6844217713 is an equidigital number, since it uses as much as digits as its factorization.

6844217713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 225792, while the sum is 43.

The square root of 6844217713 is about 82729.7873380562. The cubic root of 6844217713 is about 1898.6340794863.

The spelling of 6844217713 in words is "six billion, eight hundred forty-four million, two hundred seventeen thousand, seven hundred thirteen".