206673414872 has 16 divisors (see below), whose sum is σ = 388140721560. Its totient is φ = 103169222464.

The previous prime is 206673414823. The next prime is 206673414901. The reversal of 206673414872 is 278414376602.

It is a self number, because there is not a number n which added to its sum of digits gives 206673414872.

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, 20930378 + ... + 20940249.

Almost surely, 2^206673414872 is an apocalyptic number.

It is an amenable number.

206673414872 is a deficient number, since it is larger than the sum of its proper divisors (181467306688).

206673414872 is a wasteful number, since it uses less digits than its factorization.

206673414872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41871250 (or 41871246 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 50.

The spelling of 206673414872 in words is "two hundred six billion, six hundred seventy-three million, four hundred fourteen thousand, eight hundred seventy-two".