8344676749 has 2 divisors, whose sum is σ = 8344676750. Its totient is φ = 8344676748.

The previous prime is 8344676657. The next prime is 8344676771. The reversal of 8344676749 is 9476764438.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8279180100 + 65496649 = 90990^2 + 8093^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8344676749 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8344676693 and 8344676702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8344676779) 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, 4172338374 + 4172338375.

It is an arithmetic number, because the mean of its divisors is an integer number (4172338375).

Almost surely, 2^8344676749 is an apocalyptic number.

It is an amenable number.

8344676749 is a deficient number, since it is larger than the sum of its proper divisors (1).

8344676749 is an equidigital number, since it uses as much as digits as its factorization.

8344676749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24385536, while the sum is 58.

The square root of 8344676749 is about 91349.2022351591. The cubic root of 8344676749 is about 2028.3201540502.

The spelling of 8344676749 in words is "eight billion, three hundred forty-four million, six hundred seventy-six thousand, seven hundred forty-nine".