558080805855 has 16 divisors (see below), whose sum is σ = 892938586464. Its totient is φ = 297639997440.

The previous prime is 558080805817. The next prime is 558080805869. The reversal of 558080805855 is 558508080855.

558080805855 is a nontrivial binomial coefficient, being equal to C(1056486, 2).

It is not a de Polignac number, because 558080805855 - 2¹⁶ = 558080740319 is a prime.

It is a super-2 number, since 2×558080805855² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 558080805795 and 558080805804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2535567 + ... + 2746863.

It is an arithmetic number, because the mean of its divisors is an integer number (55808661654).

Almost surely, 2^558080805855 is an apocalyptic number.

558080805855 is the 1056485-th triangular number and also the 528243-rd hexagonal number.

558080805855 is a deficient number, since it is larger than the sum of its proper divisors (334857780609).

558080805855 is a wasteful number, since it uses less digits than its factorization.

558080805855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387386.

The product of its (nonzero) digits is 12800000, while the sum is 57.

The spelling of 558080805855 in words is "five hundred fifty-eight billion, eighty million, eight hundred five thousand, eight hundred fifty-five".