206623412327 has 2 divisors, whose sum is σ = 206623412328. Its totient is φ = 206623412326.

The previous prime is 206623412311. The next prime is 206623412351. The reversal of 206623412327 is 723214326602.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 206623412327 - 2⁴ = 206623412311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (206623412357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103311706163 + 103311706164.

It is an arithmetic number, because the mean of its divisors is an integer number (103311706164).

Almost surely, 2^206623412327 is an apocalyptic number.

206623412327 is a deficient number, since it is larger than the sum of its proper divisors (1).

206623412327 is an equidigital number, since it uses as much as digits as its factorization.

206623412327 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 38.

Adding to 206623412327 its reverse (723214326602), we get a palindrome (929837738929).

The spelling of 206623412327 in words is "two hundred six billion, six hundred twenty-three million, four hundred twelve thousand, three hundred twenty-seven".