204662056611 has 8 divisors (see below), whose sum is σ = 273889690624. Its totient is φ = 135937896840.

The previous prime is 204662056597. The next prime is 204662056661. The reversal of 204662056611 is 116650266402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 204662056611 - 2⁵ = 204662056579 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 204662056611.

It is not an unprimeable number, because it can be changed into a prime (204662056661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125867611 + ... + 125869236.

It is an arithmetic number, because the mean of its divisors is an integer number (34236211328).

Almost surely, 2^204662056611 is an apocalyptic number.

204662056611 is a deficient number, since it is larger than the sum of its proper divisors (69227634013).

204662056611 is a wasteful number, since it uses less digits than its factorization.

204662056611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251737121.

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 204662056611 in words is "two hundred four billion, six hundred sixty-two million, fifty-six thousand, six hundred eleven".