5505505505449 has 2 divisors, whose sum is σ = 5505505505450. Its totient is φ = 5505505505448.

The previous prime is 5505505505429. The next prime is 5505505505519. The reversal of 5505505505449 is 9445055055055.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4412654799424 + 1092850706025 = 2100632^2 + 1045395^2 .

It is a cyclic number.

It is not a de Polignac number, because 5505505505449 - 2⁹ = 5505505504937 is a prime.

It is a super-3 number, since 3×5505505505449³ (a number of 39 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5505505505396 and 5505505505405.

It is not a weakly prime, because it can be changed into another prime (5505505505429) 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, 2752752752724 + 2752752752725.

It is an arithmetic number, because the mean of its divisors is an integer number (2752752752725).

Almost surely, 2^{5505505505449} is an apocalyptic number.

It is an amenable number.

5505505505449 is a deficient number, since it is larger than the sum of its proper divisors (1).

5505505505449 is an equidigital number, since it uses as much as digits as its factorization.

5505505505449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11250000, while the sum is 52.

The spelling of 5505505505449 in words is "five trillion, five hundred five billion, five hundred five million, five hundred five thousand, four hundred forty-nine".