206557230150 has 36 divisors (see below), whose sum is σ = 554950426212. Its totient is φ = 55081927920.

The previous prime is 206557230109. The next prime is 206557230163. The reversal of 206557230150 is 51032755602.

206557230150 is a `hidden beast` number, since 2 + 0 + 6 + 5 + 572 + 30 + 1 + 50 = 666.

206557230150 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 229507584 + ... + 229508483.

It is an arithmetic number, because the mean of its divisors is an integer number (15415289617).

Almost surely, 2^206557230150 is an apocalyptic number.

206557230150 is an abundant number, since it is smaller than the sum of its proper divisors (348393196062).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

206557230150 is a wasteful number, since it uses less digits than its factorization.

206557230150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459016085 (or 459016077 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 36.

Adding to 206557230150 its reverse (51032755602), we get a palindrome (257589985752).

The spelling of 206557230150 in words is "two hundred six billion, five hundred fifty-seven million, two hundred thirty thousand, one hundred fifty".