5505550005565 has 16 divisors (see below), whose sum is σ = 6623914636800. Its totient is φ = 4392938975040.

The previous prime is 5505550005559. The next prime is 5505550005569. The reversal of 5505550005565 is 5655000555055.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-5505550005565 is a prime.

It is a super-2 number, since 2×5505550005565² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5505550005569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22305780 + ... + 22551250.

It is an arithmetic number, because the mean of its divisors is an integer number (413994664800).

Almost surely, 2^{5505550005565} is an apocalyptic number.

It is an amenable number.

5505550005565 is a deficient number, since it is larger than the sum of its proper divisors (1118364631235).

5505550005565 is a wasteful number, since it uses less digits than its factorization.

5505550005565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257172.

The product of its (nonzero) digits is 2343750, while the sum is 46.

The spelling of 5505550005565 in words is "five trillion, five hundred five billion, five hundred fifty million, five thousand, five hundred sixty-five".