206652066620 has 12 divisors (see below), whose sum is σ = 433969339944. Its totient is φ = 82660826640.

The previous prime is 206652066619. The next prime is 206652066661. The reversal of 206652066620 is 26660256602.

It is a congruent 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, 5166301646 + ... + 5166301685.

It is an arithmetic number, because the mean of its divisors is an integer number (36164111662).

Almost surely, 2^206652066620 is an apocalyptic number.

206652066620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

206652066620 is an abundant number, since it is smaller than the sum of its proper divisors (227317273324).

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

206652066620 is a wasteful number, since it uses less digits than its factorization.

206652066620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10332603340 (or 10332603338 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 206652066620 in words is "two hundred six billion, six hundred fifty-two million, sixty-six thousand, six hundred twenty".