605605106105 has 4 divisors (see below), whose sum is σ = 726726127332. Its totient is φ = 484484084880.

The previous prime is 605605106089. The next prime is 605605106123. The reversal of 605605106105 is 501601506506.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 179474238736 + 426130867369 = 423644^2 + 652787^2 .

It is not a de Polignac number, because 605605106105 - 2⁴ = 605605106089 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60560510606 + ... + 60560510615.

It is an arithmetic number, because the mean of its divisors is an integer number (181681531833).

Almost surely, 2^605605106105 is an apocalyptic number.

It is an amenable number.

605605106105 is a deficient number, since it is larger than the sum of its proper divisors (121121021227).

605605106105 is a wasteful number, since it uses less digits than its factorization.

605605106105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121121021226.

The product of its (nonzero) digits is 27000, while the sum is 35.

The spelling of 605605106105 in words is "six hundred five billion, six hundred five million, one hundred six thousand, one hundred five".