208992114392473 has 2 divisors, whose sum is σ = 208992114392474. Its totient is φ = 208992114392472.

The previous prime is 208992114392449. The next prime is 208992114392533. The reversal of 208992114392473 is 374293411299802.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198890885825424 + 10101228567049 = 14102868^2 + 3178243^2 .

It is a cyclic number.

It is not a de Polignac number, because 208992114392473 - 2¹⁷ = 208992114261401 is a prime.

It is not a weakly prime, because it can be changed into another prime (208992114312473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 104496057196236 + 104496057196237.

It is an arithmetic number, because the mean of its divisors is an integer number (104496057196237).

Almost surely, 2^{208992114392473} is an apocalyptic number.

It is an amenable number.

208992114392473 is a deficient number, since it is larger than the sum of its proper divisors (1).

208992114392473 is an equidigital number, since it uses as much as digits as its factorization.

208992114392473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47029248, while the sum is 64.

The spelling of 208992114392473 in words is "two hundred eight trillion, nine hundred ninety-two billion, one hundred fourteen million, three hundred ninety-two thousand, four hundred seventy-three".