206532503023 has 16 divisors (see below), whose sum is σ = 257507794944. Its totient is φ = 160926464160.

The previous prime is 206532503011. The next prime is 206532503029. The reversal of 206532503023 is 320305235602.

It is not a de Polignac number, because 206532503023 - 2¹⁷ = 206532371951 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 (206532503029) 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, 1864786 + ... + 1972432.

It is an arithmetic number, because the mean of its divisors is an integer number (16094237184).

Almost surely, 2^206532503023 is an apocalyptic number.

206532503023 is a deficient number, since it is larger than the sum of its proper divisors (50975291921).

206532503023 is a wasteful number, since it uses less digits than its factorization.

206532503023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132582.

The product of its (nonzero) digits is 32400, while the sum is 31.

Adding to 206532503023 its reverse (320305235602), we get a palindrome (526837738625).

The spelling of 206532503023 in words is "two hundred six billion, five hundred thirty-two million, five hundred three thousand, twenty-three".