205984564482 has 16 divisors (see below), whose sum is σ = 412513350912. Its totient is φ = 68570817840.

The previous prime is 205984564453. The next prime is 205984564483. The reversal of 205984564482 is 284465489502.

It is not an unprimeable number, because it can be changed into a prime (205984564483) 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, 22670994 + ... + 22680077.

It is an arithmetic number, because the mean of its divisors is an integer number (25782084432).

Almost surely, 2^205984564482 is an apocalyptic number.

205984564482 is an abundant number, since it is smaller than the sum of its proper divisors (206528786430).

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

205984564482 is a wasteful number, since it uses less digits than its factorization.

205984564482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45351833.

The product of its (nonzero) digits is 22118400, while the sum is 57.

The spelling of 205984564482 in words is "two hundred five billion, nine hundred eighty-four million, five hundred sixty-four thousand, four hundred eighty-two".