5505005005556 has 24 divisors (see below), whose sum is σ = 11010111678720. Its totient is φ = 2359266073632.

The previous prime is 5505005005543. The next prime is 5505005005559. The reversal of 5505005005556 is 6555005005055.

It is a super-2 number, since 2×5505005005556² (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 (5505005005559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2388650 + ... + 4088478.

It is an arithmetic number, because the mean of its divisors is an integer number (458754653280).

Almost surely, 2^{5505005005556} is an apocalyptic number.

It is an amenable number.

5505005005556 is an abundant number, since it is smaller than the sum of its proper divisors (5505106673164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5505005005556 is a wasteful number, since it uses less digits than its factorization.

5505005005556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1815503 (or 1815501 counting only the distinct ones).

The product of its (nonzero) digits is 468750, while the sum is 41.

The spelling of 5505005005556 in words is "five trillion, five hundred five billion, five million, five thousand, five hundred fifty-six".