205035055 has 8 divisors (see below), whose sum is σ = 252043344. Its totient is φ = 160027200.

The previous prime is 205035049. The next prime is 205035071. The reversal of 205035055 is 550530502.

205035055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-205035055 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 499881 + ... + 500290.

It is an arithmetic number, because the mean of its divisors is an integer number (31505418).

Almost surely, 2^205035055 is an apocalyptic number.

205035055 is a deficient number, since it is larger than the sum of its proper divisors (47008289).

205035055 is a wasteful number, since it uses less digits than its factorization.

205035055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000217.

The product of its (nonzero) digits is 3750, while the sum is 25.

The square root of 205035055 is about 14319.0451846483. The cubic root of 205035055 is about 589.6704613822.

Adding to 205035055 its reverse (550530502), we get a palindrome (755565557).

The spelling of 205035055 in words is "two hundred five million, thirty-five thousand, fifty-five".