206020402404 has 12 divisors (see below), whose sum is σ = 480714272304. Its totient is φ = 68673467464.

The previous prime is 206020402391. The next prime is 206020402429. The reversal of 206020402404 is 404204020602.

It is a tau number, because it is divible by the number of its divisors (12).

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, 8584183422 + ... + 8584183445.

It is an arithmetic number, because the mean of its divisors is an integer number (40059522692).

Almost surely, 2^206020402404 is an apocalyptic number.

It is an amenable number.

206020402404 is an abundant number, since it is smaller than the sum of its proper divisors (274693869900).

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

206020402404 is a wasteful number, since it uses less digits than its factorization.

206020402404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17168366874 (or 17168366872 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The spelling of 206020402404 in words is "two hundred six billion, twenty million, four hundred two thousand, four hundred four".