4422542540849 has 2 divisors, whose sum is σ = 4422542540850. Its totient is φ = 4422542540848.

The previous prime is 4422542540837. The next prime is 4422542540947. The reversal of 4422542540849 is 9480452452244.

4422542540849 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., 4122422640625 + 300119900224 = 2030375^2 + 547832^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4422542540849 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4422542540849.

It is not a weakly prime, because it can be changed into another prime (4422542540249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2211271270424 + 2211271270425.

It is an arithmetic number, because the mean of its divisors is an integer number (2211271270425).

Almost surely, 2^{4422542540849} is an apocalyptic number.

It is an amenable number.

4422542540849 is a deficient number, since it is larger than the sum of its proper divisors (1).

4422542540849 is an equidigital number, since it uses as much as digits as its factorization.

4422542540849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14745600, while the sum is 53.

The spelling of 4422542540849 in words is "four trillion, four hundred twenty-two billion, five hundred forty-two million, five hundred forty thousand, eight hundred forty-nine".