5605005505109 has 2 divisors, whose sum is σ = 5605005505110. Its totient is φ = 5605005505108.

The previous prime is 5605005505087. The next prime is 5605005505123. The reversal of 5605005505109 is 9015055005065.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5415347868100 + 189657637009 = 2327090^2 + 435497^2 .

It is a cyclic number.

It is not a de Polignac number, because 5605005505109 - 2²⁰ = 5605004456533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5605005105109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2802502752554 + 2802502752555.

It is an arithmetic number, because the mean of its divisors is an integer number (2802502752555).

Almost surely, 2^{5605005505109} is an apocalyptic number.

It is an amenable number.

5605005505109 is a deficient number, since it is larger than the sum of its proper divisors (1).

5605005505109 is an equidigital number, since it uses as much as digits as its factorization.

5605005505109 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 spelling of 5605005505109 in words is "five trillion, six hundred five billion, five million, five hundred five thousand, one hundred nine".