605109855 has 32 divisors (see below), whose sum is σ = 1108800000. Its totient is φ = 276043392.

The previous prime is 605109839. The next prime is 605109893. The reversal of 605109855 is 558901506.

605109855 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 605109855 - 2⁴ = 605109839 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46621 + ... + 58169.

It is an arithmetic number, because the mean of its divisors is an integer number (34650000).

Almost surely, 2^605109855 is an apocalyptic number.

605109855 is a deficient number, since it is larger than the sum of its proper divisors (503690145).

605109855 is a wasteful number, since it uses less digits than its factorization.

605109855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12063.

The product of its (nonzero) digits is 54000, while the sum is 39.

The square root of 605109855 is about 24598.9807715686. The cubic root of 605109855 is about 845.8202438757.

The spelling of 605109855 in words is "six hundred five million, one hundred nine thousand, eight hundred fifty-five".