550324103521 has 2 divisors, whose sum is σ = 550324103522. Its totient is φ = 550324103520.

The previous prime is 550324103507. The next prime is 550324103533. The reversal of 550324103521 is 125301423055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 548286935296 + 2037168225 = 740464^2 + 45135^2 .

It is a cyclic number.

It is not a de Polignac number, because 550324103521 - 2²⁹ = 549787232609 is a prime.

It is not a weakly prime, because it can be changed into another prime (550324103591) 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, 275162051760 + 275162051761.

It is an arithmetic number, because the mean of its divisors is an integer number (275162051761).

Almost surely, 2^550324103521 is an apocalyptic number.

It is an amenable number.

550324103521 is a deficient number, since it is larger than the sum of its proper divisors (1).

550324103521 is an equidigital number, since it uses as much as digits as its factorization.

550324103521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 550324103521 its reverse (125301423055), we get a palindrome (675625526576).

The spelling of 550324103521 in words is "five hundred fifty billion, three hundred twenty-four million, one hundred three thousand, five hundred twenty-one".