550535653 has 2 divisors, whose sum is σ = 550535654. Its totient is φ = 550535652.

The previous prime is 550535647. The next prime is 550535683. The reversal of 550535653 is 356535055.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 502746084 + 47789569 = 22422^2 + 6913^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550535653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550535683) 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, 275267826 + 275267827.

It is an arithmetic number, because the mean of its divisors is an integer number (275267827).

Almost surely, 2^550535653 is an apocalyptic number.

It is an amenable number.

550535653 is a deficient number, since it is larger than the sum of its proper divisors (1).

550535653 is an equidigital number, since it uses as much as digits as its factorization.

550535653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168750, while the sum is 37.

The square root of 550535653 is about 23463.4961802371. The cubic root of 550535653 is about 819.5871672667.

It can be divided in two parts, 55053 and 5653, that added together give a palindrome (60706).

The spelling of 550535653 in words is "five hundred fifty million, five hundred thirty-five thousand, six hundred fifty-three".