550255429 has 2 divisors, whose sum is σ = 550255430. Its totient is φ = 550255428.

The previous prime is 550255397. The next prime is 550255451. The reversal of 550255429 is 924552055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 436726404 + 113529025 = 20898^2 + 10655^2 .

It is a cyclic number.

It is not a de Polignac number, because 550255429 - 2⁵ = 550255397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550295429) 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, 275127714 + 275127715.

It is an arithmetic number, because the mean of its divisors is an integer number (275127715).

Almost surely, 2^550255429 is an apocalyptic number.

It is an amenable number.

550255429 is a deficient number, since it is larger than the sum of its proper divisors (1).

550255429 is an equidigital number, since it uses as much as digits as its factorization.

550255429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90000, while the sum is 37.

The square root of 550255429 is about 23457.5239315662. The cubic root of 550255429 is about 819.4480863726.

The spelling of 550255429 in words is "five hundred fifty million, two hundred fifty-five thousand, four hundred twenty-nine".