206650605151 has 2 divisors, whose sum is σ = 206650605152. Its totient is φ = 206650605150.

The previous prime is 206650605047. The next prime is 206650605157. The reversal of 206650605151 is 151506056602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 206650605151 - 2¹⁹ = 206650080863 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 206650605151.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (206650605157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103325302575 + 103325302576.

It is an arithmetic number, because the mean of its divisors is an integer number (103325302576).

Almost surely, 2^206650605151 is an apocalyptic number.

206650605151 is a deficient number, since it is larger than the sum of its proper divisors (1).

206650605151 is an equidigital number, since it uses as much as digits as its factorization.

206650605151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54000, while the sum is 37.

It can be divided in two parts, 206650 and 605151, that added together give a square (811801 = 901²).

The spelling of 206650605151 in words is "two hundred six billion, six hundred fifty million, six hundred five thousand, one hundred fifty-one".