206681035084 has 24 divisors (see below), whose sum is σ = 373651947648. Its totient is φ = 99928561920.

The previous prime is 206681035051. The next prime is 206681035091. The reversal of 206681035084 is 480530186602.

It is a self number, because there is not a number n which added to its sum of digits gives 206681035084.

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, 494269 + ... + 810964.

It is an arithmetic number, because the mean of its divisors is an integer number (15568831152).

Almost surely, 2^206681035084 is an apocalyptic number.

It is an amenable number.

206681035084 is a deficient number, since it is larger than the sum of its proper divisors (166970912564).

206681035084 is a wasteful number, since it uses less digits than its factorization.

206681035084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306545 (or 1306543 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 43.

The spelling of 206681035084 in words is "two hundred six billion, six hundred eighty-one million, thirty-five thousand, eighty-four".