55110550556105 has 12 divisors (see below), whose sum is σ = 72691271643396. Its totient is φ = 40080400404000.

The previous prime is 55110550556059. The next prime is 55110550556111. The reversal of 55110550556105 is 50165505501155.

55110550556105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 40848114910009 + 14262435646096 = 6391253^2 + 3776564^2 .

It is not a de Polignac number, because 55110550556105 - 2¹⁸ = 55110550293961 is a prime.

It is a Duffinian number.

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 11 ways as a sum of consecutive naturals, for example, 45545908946 + ... + 45545910155.

It is an arithmetic number, because the mean of its divisors is an integer number (6057605970283).

Almost surely, 2^{55110550556105} is an apocalyptic number.

55110550556105 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

55110550556105 is a deficient number, since it is larger than the sum of its proper divisors (17580721087291).

55110550556105 is a wasteful number, since it uses less digits than its factorization.

55110550556105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91091819128 (or 91091819117 counting only the distinct ones).

The product of its (nonzero) digits is 468750, while the sum is 44.

It can be divided in two parts, 55110550 and 556105, that added together give a palindrome (55666655).

The spelling of 55110550556105 in words is "fifty-five trillion, one hundred ten billion, five hundred fifty million, five hundred fifty-six thousand, one hundred five".