204986083369 has 2 divisors, whose sum is σ = 204986083370. Its totient is φ = 204986083368.

The previous prime is 204986083349. The next prime is 204986083397. The reversal of 204986083369 is 963380689402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 164268090000 + 40717993369 = 405300^2 + 201787^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204986083369 is a prime.

It is a super-2 number, since 2×204986083369² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (204986083319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102493041684 + 102493041685.

It is an arithmetic number, because the mean of its divisors is an integer number (102493041685).

Almost surely, 2^204986083369 is an apocalyptic number.

It is an amenable number.

204986083369 is a deficient number, since it is larger than the sum of its proper divisors (1).

204986083369 is an equidigital number, since it uses as much as digits as its factorization.

204986083369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13436928, while the sum is 58.

The spelling of 204986083369 in words is "two hundred four billion, nine hundred eighty-six million, eighty-three thousand, three hundred sixty-nine".