205562795052084 has 12 divisors (see below), whose sum is σ = 479646521788224. Its totient is φ = 68520931684024.

The previous prime is 205562795052061. The next prime is 205562795052091. The reversal of 205562795052084 is 480250597265502.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8565116460492 + ... + 8565116460515.

It is an arithmetic number, because the mean of its divisors is an integer number (39970543482352).

Almost surely, 2^{205562795052084} is an apocalyptic number.

It is an amenable number.

205562795052084 is an abundant number, since it is smaller than the sum of its proper divisors (274083726736140).

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

205562795052084 is a wasteful number, since it uses less digits than its factorization.

205562795052084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17130232921014 (or 17130232921012 counting only the distinct ones).

The product of its (nonzero) digits is 60480000, while the sum is 60.

The spelling of 205562795052084 in words is "two hundred five trillion, five hundred sixty-two billion, seven hundred ninety-five million, fifty-two thousand, eighty-four".