5550565109 has 2 divisors, whose sum is σ = 5550565110. Its totient is φ = 5550565108.

The previous prime is 5550565103. The next prime is 5550565177. The reversal of 5550565109 is 9015650555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4692661009 + 857904100 = 68503^2 + 29290^2 .

It is a cyclic number.

It is not a de Polignac number, because 5550565109 - 2⁸ = 5550564853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5550565103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775282554 + 2775282555.

It is an arithmetic number, because the mean of its divisors is an integer number (2775282555).

Almost surely, 2^5550565109 is an apocalyptic number.

It is an amenable number.

5550565109 is a deficient number, since it is larger than the sum of its proper divisors (1).

5550565109 is an equidigital number, since it uses as much as digits as its factorization.

5550565109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168750, while the sum is 41.

The square root of 5550565109 is about 74502.1147954875. The cubic root of 5550565109 is about 1770.5671423552.

The spelling of 5550565109 in words is "five billion, five hundred fifty million, five hundred sixty-five thousand, one hundred nine".