208626864006 has 32 divisors (see below), whose sum is σ = 455272005888. Its totient is φ = 63208300640.

The previous prime is 208626863989. The next prime is 208626864013. The reversal of 208626864006 is 600468626802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55615 + ... + 648341.

It is an arithmetic number, because the mean of its divisors is an integer number (14227250184).

Almost surely, 2^208626864006 is an apocalyptic number.

208626864006 is an abundant number, since it is smaller than the sum of its proper divisors (246645141882).

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

208626864006 is a wasteful number, since it uses less digits than its factorization.

208626864006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598076.

The product of its (nonzero) digits is 1327104, while the sum is 48.

The spelling of 208626864006 in words is "two hundred eight billion, six hundred twenty-six million, eight hundred sixty-four thousand, six".