206632534432037 has 6 divisors (see below), whose sum is σ = 240368458420998. Its totient is φ = 177113600941704.

The previous prime is 206632534431943. The next prime is 206632534432039. The reversal of 206632534432037 is 730234435236602.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 205007013980356 + 1625520451681 = 14318066^2 + 1274959^2 .

It is not a de Polignac number, because 206632534432037 - 2¹⁶ = 206632534366501 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 (206632534432039) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2108495249258 + ... + 2108495249355.

It is an arithmetic number, because the mean of its divisors is an integer number (40061409736833).

Almost surely, 2^{206632534432037} is an apocalyptic number.

It is an amenable number.

206632534432037 is a deficient number, since it is larger than the sum of its proper divisors (33735923988961).

206632534432037 is an equidigital number, since it uses as much as digits as its factorization.

206632534432037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4216990498627 (or 4216990498620 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 50.

Adding to 206632534432037 its reverse (730234435236602), we get a palindrome (936866969668639).

The spelling of 206632534432037 in words is "two hundred six trillion, six hundred thirty-two billion, five hundred thirty-four million, four hundred thirty-two thousand, thirty-seven".