5550961849 has 2 divisors, whose sum is σ = 5550961850. Its totient is φ = 5550961848.

The previous prime is 5550961817. The next prime is 5550961909. The reversal of 5550961849 is 9481690555.

5550961849 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., 4531309225 + 1019652624 = 67315^2 + 31932^2 .

It is a cyclic number.

It is not a de Polignac number, because 5550961849 - 2⁵ = 5550961817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5550961796 and 5550961805.

It is not a weakly prime, because it can be changed into another prime (5550961049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775480924 + 2775480925.

It is an arithmetic number, because the mean of its divisors is an integer number (2775480925).

Almost surely, 2^5550961849 is an apocalyptic number.

It is an amenable number.

5550961849 is a deficient number, since it is larger than the sum of its proper divisors (1).

5550961849 is an equidigital number, since it uses as much as digits as its factorization.

5550961849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944000, while the sum is 52.

The square root of 5550961849 is about 74504.7773568917. Note that the first 3 decimals coincide. The cubic root of 5550961849 is about 1770.6093265327.

The spelling of 5550961849 in words is "five billion, five hundred fifty million, nine hundred sixty-one thousand, eight hundred forty-nine".