205655182586052 has 24 divisors (see below), whose sum is σ = 479862466489056. Its totient is φ = 68551674130368.

The previous prime is 205655182586041. The next prime is 205655182586089. The reversal of 205655182586052 is 250685281556502.

It is a happy number.

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, 11311048 + ... + 23221760.

It is an arithmetic number, because the mean of its divisors is an integer number (19994269437044).

Almost surely, 2^{205655182586052} is an apocalyptic number.

It is an amenable number.

205655182586052 is an abundant number, since it is smaller than the sum of its proper divisors (274207283903004).

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

205655182586052 is a wasteful number, since it uses less digits than its factorization.

205655182586052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13349587 (or 13349585 counting only the distinct ones).

The product of its (nonzero) digits is 57600000, while the sum is 60.

The spelling of 205655182586052 in words is "two hundred five trillion, six hundred fifty-five billion, one hundred eighty-two million, five hundred eighty-six thousand, fifty-two".