550551055589 has 2 divisors, whose sum is σ = 550551055590. Its totient is φ = 550551055588.

The previous prime is 550551055547. The next prime is 550551055643. The reversal of 550551055589 is 985550155055.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 544902330625 + 5648724964 = 738175^2 + 75158^2 .

It is a cyclic number.

It is not a de Polignac number, because 550551055589 - 2¹⁶ = 550550990053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 550551055589.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550551055529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275275527794 + 275275527795.

It is an arithmetic number, because the mean of its divisors is an integer number (275275527795).

Almost surely, 2^550551055589 is an apocalyptic number.

It is an amenable number.

550551055589 is a deficient number, since it is larger than the sum of its proper divisors (1).

550551055589 is an equidigital number, since it uses as much as digits as its factorization.

550551055589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5625000, while the sum is 53.

The spelling of 550551055589 in words is "five hundred fifty billion, five hundred fifty-one million, fifty-five thousand, five hundred eighty-nine".