2041663752917 has 2 divisors, whose sum is σ = 2041663752918. Its totient is φ = 2041663752916.

The previous prime is 2041663752913. The next prime is 2041663752967. The reversal of 2041663752917 is 7192573661402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1949287876561 + 92375876356 = 1396169^2 + 303934^2 .

It is a cyclic number.

It is not a de Polignac number, because 2041663752917 - 2² = 2041663752913 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2041663752913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020831876458 + 1020831876459.

It is an arithmetic number, because the mean of its divisors is an integer number (1020831876459).

Almost surely, 2^{2041663752917} is an apocalyptic number.

It is an amenable number.

2041663752917 is a deficient number, since it is larger than the sum of its proper divisors (1).

2041663752917 is an equidigital number, since it uses as much as digits as its factorization.

2041663752917 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3810240, while the sum is 53.

The spelling of 2041663752917 in words is "two trillion, forty-one billion, six hundred sixty-three million, seven hundred fifty-two thousand, nine hundred seventeen".