205636614435133 has 24 divisors (see below), whose sum is σ = 239758132632480. Its totient is φ = 175856116756320.

The previous prime is 205636614435097. The next prime is 205636614435149. The reversal of 205636614435133 is 331534416636502.

It is a de Polignac number, because none of the positive numbers 2^k-205636614435133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205636614435163) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 185648938 + ... + 186753316.

It is an arithmetic number, because the mean of its divisors is an integer number (9989922193020).

Almost surely, 2^{205636614435133} is an apocalyptic number.

It is an amenable number.

205636614435133 is a deficient number, since it is larger than the sum of its proper divisors (34121518197347).

205636614435133 is a wasteful number, since it uses less digits than its factorization.

205636614435133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113097 (or 1113090 counting only the distinct ones).

The product of its (nonzero) digits is 13996800, while the sum is 52.

The spelling of 205636614435133 in words is "two hundred five trillion, six hundred thirty-six billion, six hundred fourteen million, four hundred thirty-five thousand, one hundred thirty-three".