55344185756818 has 16 divisors (see below), whose sum is σ = 94993022367360. Its totient is φ = 23689617914016.

The previous prime is 55344185756747. The next prime is 55344185756857. The reversal of 55344185756818 is 81865758144355.

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, 2443224846 + ... + 2443247497.

It is an arithmetic number, because the mean of its divisors is an integer number (5937063897960).

Almost surely, 2^{55344185756818} is an apocalyptic number.

55344185756818 is a deficient number, since it is larger than the sum of its proper divisors (39648836610542).

55344185756818 is a wasteful number, since it uses less digits than its factorization.

55344185756818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4886473161.

The product of its digits is 645120000, while the sum is 70.

The spelling of 55344185756818 in words is "fifty-five trillion, three hundred forty-four billion, one hundred eighty-five million, seven hundred fifty-six thousand, eight hundred eighteen".