5558888888555 has 24 divisors (see below), whose sum is σ = 6895501738416. Its totient is φ = 4301963317440.

The previous prime is 5558888888461. The next prime is 5558888888563.

5558888888555 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5558888888555 - 2¹⁴ = 5558888872171 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 12060164 + ... + 12512606.

It is an arithmetic number, because the mean of its divisors is an integer number (287312572434).

Almost surely, 2^{5558888888555} is an apocalyptic number.

5558888888555 is a deficient number, since it is larger than the sum of its proper divisors (1336612849861).

5558888888555 is a wasteful number, since it uses less digits than its factorization.

5558888888555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455067 (or 455036 counting only the distinct ones).

The product of its digits is 32768000000, while the sum is 86.

The spelling of 5558888888555 in words is "five trillion, five hundred fifty-eight billion, eight hundred eighty-eight million, eight hundred eighty-eight thousand, five hundred fifty-five".