205442002225603 has 32 divisors (see below), whose sum is σ = 241547422878720. Its totient is φ = 172263910748160.

The previous prime is 205442002225601. The next prime is 205442002225609. The reversal of 205442002225603 is 306522200244502.

It is not a de Polignac number, because 205442002225603 - 2¹ = 205442002225601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (205442002225601) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3624118326 + ... + 3624175012.

It is an arithmetic number, because the mean of its divisors is an integer number (7548356964960).

Almost surely, 2^{205442002225603} is an apocalyptic number.

205442002225603 is a deficient number, since it is larger than the sum of its proper divisors (36105420653117).

205442002225603 is a wasteful number, since it uses less digits than its factorization.

205442002225603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76107.

The product of its (nonzero) digits is 230400, while the sum is 37.

The spelling of 205442002225603 in words is "two hundred five trillion, four hundred forty-two billion, two million, two hundred twenty-five thousand, six hundred three".