206383325688 has 96 divisors (see below), whose sum is σ = 568300412160. Its totient is φ = 67644944640.

The previous prime is 206383325657. The next prime is 206383325713. The reversal of 206383325688 is 886523383602.

206383325688 is a `hidden beast` number, since 2 + 0 + 6 + 383 + 3 + 256 + 8 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19306281 + ... + 19316967.

It is an arithmetic number, because the mean of its divisors is an integer number (5919795960).

Almost surely, 2^206383325688 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 206383325688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (284150206080).

206383325688 is an abundant number, since it is smaller than the sum of its proper divisors (361917086472).

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

206383325688 is a wasteful number, since it uses less digits than its factorization.

206383325688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15157 (or 15150 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 54.

The spelling of 206383325688 in words is "two hundred six billion, three hundred eighty-three million, three hundred twenty-five thousand, six hundred eighty-eight".