8349764369 has 2 divisors, whose sum is σ = 8349764370. Its totient is φ = 8349764368.

The previous prime is 8349764351. The next prime is 8349764417. The reversal of 8349764369 is 9634679438.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5164290769 + 3185473600 = 71863^2 + 56440^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8349764369 is a prime.

It is a super-2 number, since 2×8349764369² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8349764069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4174882184 + 4174882185.

It is an arithmetic number, because the mean of its divisors is an integer number (4174882185).

Almost surely, 2^8349764369 is an apocalyptic number.

It is an amenable number.

8349764369 is a deficient number, since it is larger than the sum of its proper divisors (1).

8349764369 is an equidigital number, since it uses as much as digits as its factorization.

8349764369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23514624, while the sum is 59.

The square root of 8349764369 is about 91377.0450879213. The cubic root of 8349764369 is about 2028.7322820861.

The spelling of 8349764369 in words is "eight billion, three hundred forty-nine million, seven hundred sixty-four thousand, three hundred sixty-nine".