204664379351 has 2 divisors, whose sum is σ = 204664379352. Its totient is φ = 204664379350.

The previous prime is 204664379321. The next prime is 204664379399. The reversal of 204664379351 is 153973466402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 204664379351 - 2¹⁴ = 204664362967 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 204664379351.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204664379321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102332189675 + 102332189676.

It is an arithmetic number, because the mean of its divisors is an integer number (102332189676).

Almost surely, 2^204664379351 is an apocalyptic number.

204664379351 is a deficient number, since it is larger than the sum of its proper divisors (1).

204664379351 is an equidigital number, since it uses as much as digits as its factorization.

204664379351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3265920, while the sum is 50.

The spelling of 204664379351 in words is "two hundred four billion, six hundred sixty-four million, three hundred seventy-nine thousand, three hundred fifty-one".