206452466873 has 2 divisors, whose sum is σ = 206452466874. Its totient is φ = 206452466872.

The previous prime is 206452466863. The next prime is 206452466921. The reversal of 206452466873 is 378664254602.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104673602089 + 101778864784 = 323533^2 + 319028^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-206452466873 is a prime.

It is not a weakly prime, because it can be changed into another prime (206452466863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103226233436 + 103226233437.

It is an arithmetic number, because the mean of its divisors is an integer number (103226233437).

Almost surely, 2^206452466873 is an apocalyptic number.

It is an amenable number.

206452466873 is a deficient number, since it is larger than the sum of its proper divisors (1).

206452466873 is an equidigital number, since it uses as much as digits as its factorization.

206452466873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11612160, while the sum is 53.

The spelling of 206452466873 in words is "two hundred six billion, four hundred fifty-two million, four hundred sixty-six thousand, eight hundred seventy-three".