20800268206 has 8 divisors (see below), whose sum is σ = 31864240800. Its totient is φ = 10178854608.

The previous prime is 20800268191. The next prime is 20800268233. The reversal of 20800268206 is 60286200802.

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

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, 110639631 + ... + 110639818.

It is an arithmetic number, because the mean of its divisors is an integer number (3983030100).

Almost surely, 2^20800268206 is an apocalyptic number.

20800268206 is a deficient number, since it is larger than the sum of its proper divisors (11063972594).

20800268206 is a wasteful number, since it uses less digits than its factorization.

20800268206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221279498.

The product of its (nonzero) digits is 18432, while the sum is 34.

The spelling of 20800268206 in words is "twenty billion, eight hundred million, two hundred sixty-eight thousand, two hundred six".