204696998049359 has 2 divisors, whose sum is σ = 204696998049360. Its totient is φ = 204696998049358.

The previous prime is 204696998049293. The next prime is 204696998049367. The reversal of 204696998049359 is 953940899696402.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204696998049359 is a prime.

It is a super-2 number, since 2×204696998049359² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204696998049059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102348499024679 + 102348499024680.

It is an arithmetic number, because the mean of its divisors is an integer number (102348499024680).

Almost surely, 2^{204696998049359} is an apocalyptic number.

204696998049359 is a deficient number, since it is larger than the sum of its proper divisors (1).

204696998049359 is an equidigital number, since it uses as much as digits as its factorization.

204696998049359 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8162933760, while the sum is 83.

The spelling of 204696998049359 in words is "two hundred four trillion, six hundred ninety-six billion, nine hundred ninety-eight million, forty-nine thousand, three hundred fifty-nine".