550016461 has 2 divisors, whose sum is σ = 550016462. Its totient is φ = 550016460.

The previous prime is 550016447. The next prime is 550016471. The reversal of 550016461 is 164610055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 547840836 + 2175625 = 23406^2 + 1475^2 .

It is a cyclic number.

It is not a de Polignac number, because 550016461 - 2⁵ = 550016429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550016471) 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, 275008230 + 275008231.

It is an arithmetic number, because the mean of its divisors is an integer number (275008231).

Almost surely, 2^550016461 is an apocalyptic number.

It is an amenable number.

550016461 is a deficient number, since it is larger than the sum of its proper divisors (1).

550016461 is an equidigital number, since it uses as much as digits as its factorization.

550016461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 550016461 is about 23452.4297461905. The cubic root of 550016461 is about 819.3294443660.

The spelling of 550016461 in words is "five hundred fifty million, sixteen thousand, four hundred sixty-one".