205152450452133 has 16 divisors (see below), whose sum is σ = 275362163707776. Its totient is φ = 135855611265600.

The previous prime is 205152450452129. The next prime is 205152450452171. The reversal of 205152450452133 is 331254054251502.

It is not a de Polignac number, because 205152450452133 - 2² = 205152450452129 is a prime.

It is a super-2 number, since 2×205152450452133² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205152450452113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2677266 + ... + 20432147.

It is an arithmetic number, because the mean of its divisors is an integer number (17210135231736).

Almost surely, 2^{205152450452133} is an apocalyptic number.

It is an amenable number.

205152450452133 is a deficient number, since it is larger than the sum of its proper divisors (70209713255643).

205152450452133 is a wasteful number, since it uses less digits than its factorization.

205152450452133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23129164.

The product of its (nonzero) digits is 720000, while the sum is 42.

The spelling of 205152450452133 in words is "two hundred five trillion, one hundred fifty-two billion, four hundred fifty million, four hundred fifty-two thousand, one hundred thirty-three".