206252244623 has 2 divisors, whose sum is σ = 206252244624. Its totient is φ = 206252244622.

The previous prime is 206252244613. The next prime is 206252244629. The reversal of 206252244623 is 326442252602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 206252244623 - 2²⁸ = 205983809167 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (206252244629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103126122311 + 103126122312.

It is an arithmetic number, because the mean of its divisors is an integer number (103126122312).

Almost surely, 2^206252244623 is an apocalyptic number.

206252244623 is a deficient number, since it is larger than the sum of its proper divisors (1).

206252244623 is an equidigital number, since it uses as much as digits as its factorization.

206252244623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 276480, while the sum is 38.

The spelling of 206252244623 in words is "two hundred six billion, two hundred fifty-two million, two hundred forty-four thousand, six hundred twenty-three".