5505555613 has 2 divisors, whose sum is σ = 5505555614. Its totient is φ = 5505555612.

The previous prime is 5505555593. The next prime is 5505555617. The reversal of 5505555613 is 3165555055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3331944729 + 2173610884 = 57723^2 + 46622^2 .

It is a cyclic number.

It is not a de Polignac number, because 5505555613 - 2⁹ = 5505555101 is a prime.

It is a super-2 number, since 2×5505555613² = 60622285215671611538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5505555617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2752777806 + 2752777807.

It is an arithmetic number, because the mean of its divisors is an integer number (2752777807).

Almost surely, 2^5505555613 is an apocalyptic number.

It is an amenable number.

5505555613 is a deficient number, since it is larger than the sum of its proper divisors (1).

5505555613 is an equidigital number, since it uses as much as digits as its factorization.

5505555613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 281250, while the sum is 40.

The square root of 5505555613 is about 74199.4313522685. The cubic root of 5505555613 is about 1765.7683085404.

The spelling of 5505555613 in words is "five billion, five hundred five million, five hundred fifty-five thousand, six hundred thirteen".