5518610889186 has 16 divisors (see below), whose sum is σ = 11618128188000. Its totient is φ = 1742719228128.

The previous prime is 5518610889173. The next prime is 5518610889251. The reversal of 5518610889186 is 6819880168155.

It is a super-2 number, since 2×5518610889186² (a number of 26 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 24204433611 + ... + 24204433838.

It is an arithmetic number, because the mean of its divisors is an integer number (726133011750).

Almost surely, 2^{5518610889186} is an apocalyptic number.

5518610889186 is an abundant number, since it is smaller than the sum of its proper divisors (6099517298814).

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

5518610889186 is a wasteful number, since it uses less digits than its factorization.

5518610889186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48408867473.

The product of its (nonzero) digits is 33177600, while the sum is 66.

The spelling of 5518610889186 in words is "five trillion, five hundred eighteen billion, six hundred ten million, eight hundred eighty-nine thousand, one hundred eighty-six".