550610549 has 2 divisors, whose sum is σ = 550610550. Its totient is φ = 550610548.

The previous prime is 550610537. The next prime is 550610573. The reversal of 550610549 is 945016055.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 548028100 + 2582449 = 23410^2 + 1607^2 .

It is a cyclic number.

It is not a de Polignac number, because 550610549 - 2¹⁶ = 550545013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550610149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275305274 + 275305275.

It is an arithmetic number, because the mean of its divisors is an integer number (275305275).

Almost surely, 2^550610549 is an apocalyptic number.

It is an amenable number.

550610549 is a deficient number, since it is larger than the sum of its proper divisors (1).

550610549 is an equidigital number, since it uses as much as digits as its factorization.

550610549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27000, while the sum is 35.

The square root of 550610549 is about 23465.0921370448. The cubic root of 550610549 is about 819.6243316882.

The spelling of 550610549 in words is "five hundred fifty million, six hundred ten thousand, five hundred forty-nine".