200686813429 has 2 divisors, whose sum is σ = 200686813430. Its totient is φ = 200686813428.

The previous prime is 200686813423. The next prime is 200686813507. The reversal of 200686813429 is 924318686002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198561142404 + 2125671025 = 445602^2 + 46105^2 .

It is a cyclic number.

It is not a de Polignac number, because 200686813429 - 2⁹ = 200686812917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200686813423) 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, 100343406714 + 100343406715.

It is an arithmetic number, because the mean of its divisors is an integer number (100343406715).

Almost surely, 2^200686813429 is an apocalyptic number.

It is an amenable number.

200686813429 is a deficient number, since it is larger than the sum of its proper divisors (1).

200686813429 is an equidigital number, since it uses as much as digits as its factorization.

200686813429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 995328, while the sum is 49.

The spelling of 200686813429 in words is "two hundred billion, six hundred eighty-six million, eight hundred thirteen thousand, four hundred twenty-nine".