206236525530 has 32 divisors (see below), whose sum is σ = 565677327744. Its totient is φ = 47139777216.

The previous prime is 206236525399. The next prime is 206236525531. The reversal of 206236525530 is 35525632602.

It is not an unprimeable number, because it can be changed into a prime (206236525531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 491039137 + ... + 491039556.

It is an arithmetic number, because the mean of its divisors is an integer number (17677416492).

Almost surely, 2^206236525530 is an apocalyptic number.

206236525530 is an abundant number, since it is smaller than the sum of its proper divisors (359440802214).

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

206236525530 is a wasteful number, since it uses less digits than its factorization.

206236525530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982078710.

The product of its (nonzero) digits is 324000, while the sum is 39.

The spelling of 206236525530 in words is "two hundred six billion, two hundred thirty-six million, five hundred twenty-five thousand, five hundred thirty".