205707143104 has 14 divisors (see below), whose sum is σ = 408200112224. Its totient is φ = 102853571520.

The previous prime is 205707143071. The next prime is 205707143141. The reversal of 205707143104 is 401341707502.

It is a self number, because there is not a number n which added to its sum of digits gives 205707143104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1607086992 + ... + 1607087119.

Almost surely, 2^205707143104 is an apocalyptic number.

It is an amenable number.

205707143104 is a deficient number, since it is larger than the sum of its proper divisors (202492969120).

205707143104 is an equidigital number, since it uses as much as digits as its factorization.

205707143104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3214174123 (or 3214174113 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 34.

The spelling of 205707143104 in words is "two hundred five billion, seven hundred seven million, one hundred forty-three thousand, one hundred four".