206673409112 has 32 divisors (see below), whose sum is σ = 408303231600. Its totient is φ = 97803085824.

The previous prime is 206673409099. The next prime is 206673409123. The reversal of 206673409112 is 211904376602.

It is a super-2 number, since 2×206673409112² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 206673409112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 501113 + ... + 815144.

Almost surely, 2^206673409112 is an apocalyptic number.

It is an amenable number.

206673409112 is a deficient number, since it is larger than the sum of its proper divisors (201629822488).

206673409112 is a wasteful number, since it uses less digits than its factorization.

206673409112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1317315 (or 1317311 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 41.

The spelling of 206673409112 in words is "two hundred six billion, six hundred seventy-three million, four hundred nine thousand, one hundred twelve".