550636061 has 2 divisors, whose sum is σ = 550636062. Its totient is φ = 550636060.

The previous prime is 550636057. The next prime is 550636111. The reversal of 550636061 is 160636055.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 542191225 + 8444836 = 23285^2 + 2906^2 .

It is a cyclic number.

It is not a de Polignac number, because 550636061 - 2² = 550636057 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550636561) 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, 275318030 + 275318031.

It is an arithmetic number, because the mean of its divisors is an integer number (275318031).

Almost surely, 2^550636061 is an apocalyptic number.

It is an amenable number.

550636061 is a deficient number, since it is larger than the sum of its proper divisors (1).

550636061 is an equidigital number, since it uses as much as digits as its factorization.

550636061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 550636061 is about 23465.6357467681. The cubic root of 550636061 is about 819.6369903226.

The spelling of 550636061 in words is "five hundred fifty million, six hundred thirty-six thousand, sixty-one".