205355037023 has 8 divisors (see below), whose sum is σ = 211986408960. Its totient is φ = 198724103640.

The previous prime is 205355037011. The next prime is 205355037047. The reversal of 205355037023 is 320730553502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 205355037023 - 2³⁰ = 204281295199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205355037523) 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, 1030268 + ... + 1213326.

It is an arithmetic number, because the mean of its divisors is an integer number (26498301120).

Almost surely, 2^205355037023 is an apocalyptic number.

205355037023 is a deficient number, since it is larger than the sum of its proper divisors (6631371937).

205355037023 is a wasteful number, since it uses less digits than its factorization.

205355037023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219277.

The product of its (nonzero) digits is 94500, while the sum is 35.

The spelling of 205355037023 in words is "two hundred five billion, three hundred fifty-five million, thirty-seven thousand, twenty-three".