550050073 has 2 divisors, whose sum is σ = 550050074. Its totient is φ = 550050072.

The previous prime is 550050049. The next prime is 550050077. The reversal of 550050073 is 370050055.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 422179209 + 127870864 = 20547^2 + 11308^2 .

It is a cyclic number.

It is not a de Polignac number, because 550050073 - 2⁵ = 550050041 is a prime.

It is not a weakly prime, because it can be changed into another prime (550050077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275025036 + 275025037.

It is an arithmetic number, because the mean of its divisors is an integer number (275025037).

Almost surely, 2^550050073 is an apocalyptic number.

It is an amenable number.

550050073 is a deficient number, since it is larger than the sum of its proper divisors (1).

550050073 is an equidigital number, since it uses as much as digits as its factorization.

550050073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2625, while the sum is 25.

The square root of 550050073 is about 23453.1463347671. The cubic root of 550050073 is about 819.3461340122.

The spelling of 550050073 in words is "five hundred fifty million, fifty thousand, seventy-three".