550370477 has 2 divisors, whose sum is σ = 550370478. Its totient is φ = 550370476.

The previous prime is 550370453. The next prime is 550370489. The reversal of 550370477 is 774073055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 550324681 + 45796 = 23459^2 + 214^2 .

It is a cyclic number.

It is not a de Polignac number, because 550370477 - 2¹⁶ = 550304941 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 550370477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550370407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275185238 + 275185239.

It is an arithmetic number, because the mean of its divisors is an integer number (275185239).

Almost surely, 2^550370477 is an apocalyptic number.

It is an amenable number.

550370477 is a deficient number, since it is larger than the sum of its proper divisors (1).

550370477 is an equidigital number, since it uses as much as digits as its factorization.

550370477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 102900, while the sum is 38.

The square root of 550370477 is about 23459.9760656314. The cubic root of 550370477 is about 819.5051927568.

The spelling of 550370477 in words is "five hundred fifty million, three hundred seventy thousand, four hundred seventy-seven".