55605055550105 has 16 divisors (see below), whose sum is σ = 66798748324224. Its totient is φ = 44435593128960.

The previous prime is 55605055550041. The next prime is 55605055550227. The reversal of 55605055550105 is 50105555050655.

55605055550105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55605055550105 - 2⁶ = 55605055550041 is a prime.

It is a super-2 number, since 2×55605055550105² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 55605055550105.

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 15 ways as a sum of consecutive naturals, for example, 155285420 + ... + 155643090.

It is an arithmetic number, because the mean of its divisors is an integer number (4174921770264).

Almost surely, 2^{55605055550105} is an apocalyptic number.

It is an amenable number.

55605055550105 is a deficient number, since it is larger than the sum of its proper divisors (11193692774119).

55605055550105 is a wasteful number, since it uses less digits than its factorization.

55605055550105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391456.

The product of its (nonzero) digits is 2343750, while the sum is 47.

The spelling of 55605055550105 in words is "fifty-five trillion, six hundred five billion, fifty-five million, five hundred fifty thousand, one hundred five".