550500502549 has 2 divisors, whose sum is σ = 550500502550. Its totient is φ = 550500502548.

The previous prime is 550500502547. The next prime is 550500502571. The reversal of 550500502549 is 945205005055.

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., 379813364100 + 170687138449 = 616290^2 + 413143^2 .

It is a cyclic number.

It is not a de Polignac number, because 550500502549 - 2¹ = 550500502547 is a prime.

Together with 550500502547, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550500502547) 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, 275250251274 + 275250251275.

It is an arithmetic number, because the mean of its divisors is an integer number (275250251275).

Almost surely, 2^550500502549 is an apocalyptic number.

It is an amenable number.

550500502549 is a deficient number, since it is larger than the sum of its proper divisors (1).

550500502549 is an equidigital number, since it uses as much as digits as its factorization.

550500502549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 225000, while the sum is 40.

The spelling of 550500502549 in words is "five hundred fifty billion, five hundred million, five hundred two thousand, five hundred forty-nine".