18200550055182 has 16 divisors (see below), whose sum is σ = 39710291029632. Its totient is φ = 5515318198520.

The previous prime is 18200550055133. The next prime is 18200550055199. The reversal of 18200550055182 is 28155005500281.

It is a super-2 number, since 2×18200550055182² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137882954898 + ... + 137882955029.

It is an arithmetic number, because the mean of its divisors is an integer number (2481893189352).

Almost surely, 2^{18200550055182} is an apocalyptic number.

18200550055182 is an abundant number, since it is smaller than the sum of its proper divisors (21509740974450).

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

18200550055182 is a wasteful number, since it uses less digits than its factorization.

18200550055182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275765909943.

The product of its (nonzero) digits is 160000, while the sum is 42.

The spelling of 18200550055182 in words is "eighteen trillion, two hundred billion, five hundred fifty million, fifty-five thousand, one hundred eighty-two".