550500561011 has 2 divisors, whose sum is σ = 550500561012. Its totient is φ = 550500561010.

The previous prime is 550500560983. The next prime is 550500561071. The reversal of 550500561011 is 110165005055.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550500561011 is a prime.

It is not a weakly prime, because it can be changed into another prime (550500561071) 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, 275250280505 + 275250280506.

It is an arithmetic number, because the mean of its divisors is an integer number (275250280506).

Almost surely, 2^550500561011 is an apocalyptic number.

550500561011 is a deficient number, since it is larger than the sum of its proper divisors (1).

550500561011 is an equidigital number, since it uses as much as digits as its factorization.

550500561011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3750, while the sum is 29.

Adding to 550500561011 its reverse (110165005055), we get a palindrome (660665566066).

The spelling of 550500561011 in words is "five hundred fifty billion, five hundred million, five hundred sixty-one thousand, eleven".