9849026849 has 2 divisors, whose sum is σ = 9849026850. Its totient is φ = 9849026848.

The previous prime is 9849026839. The next prime is 9849026897. The reversal of 9849026849 is 9486209489.

9849026849 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5352385600 + 4496641249 = 73160^2 + 67057^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9849026849 is a prime.

It is not a weakly prime, because it can be changed into another prime (9849026839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4924513424 + 4924513425.

It is an arithmetic number, because the mean of its divisors is an integer number (4924513425).

Almost surely, 2^9849026849 is an apocalyptic number.

It is an amenable number.

9849026849 is a deficient number, since it is larger than the sum of its proper divisors (1).

9849026849 is an equidigital number, since it uses as much as digits as its factorization.

9849026849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8957952, while the sum is 59.

The square root of 9849026849 is about 99242.2634213872. The cubic root of 9849026849 is about 2143.5376059508.

The spelling of 9849026849 in words is "nine billion, eight hundred forty-nine million, twenty-six thousand, eight hundred forty-nine".