205342244542533 has 32 divisors (see below), whose sum is σ = 316941775552512. Its totient is φ = 115833064276800.

The previous prime is 205342244542531. The next prime is 205342244542579. The reversal of 205342244542533 is 335245442243502.

205342244542533 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 205342244542533 - 2¹ = 205342244542531 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205342244542531) 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, 194874466 + ... + 195925347.

It is an arithmetic number, because the mean of its divisors is an integer number (9904430486016).

Almost surely, 2^{205342244542533} is an apocalyptic number.

It is an amenable number.

205342244542533 is a deficient number, since it is larger than the sum of its proper divisors (111599531009979).

205342244542533 is a wasteful number, since it uses less digits than its factorization.

205342244542533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390800145.

The product of its (nonzero) digits is 13824000, while the sum is 48.

The spelling of 205342244542533 in words is "two hundred five trillion, three hundred forty-two billion, two hundred forty-four million, five hundred forty-two thousand, five hundred thirty-three".