200663447945137 has 2 divisors, whose sum is σ = 200663447945138. Its totient is φ = 200663447945136.

The previous prime is 200663447945119. The next prime is 200663447945143. The reversal of 200663447945137 is 731549744366002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198181046027041 + 2482401918096 = 14077679^2 + 1575564^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200663447945137 is a prime.

It is not a weakly prime, because it can be changed into another prime (200663447945117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100331723972568 + 100331723972569.

It is an arithmetic number, because the mean of its divisors is an integer number (100331723972569).

Almost surely, 2^{200663447945137} is an apocalyptic number.

It is an amenable number.

200663447945137 is a deficient number, since it is larger than the sum of its proper divisors (1).

200663447945137 is an equidigital number, since it uses as much as digits as its factorization.

200663447945137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 91445760, while the sum is 61.

The spelling of 200663447945137 in words is "two hundred trillion, six hundred sixty-three billion, four hundred forty-seven million, nine hundred forty-five thousand, one hundred thirty-seven".