9738166610477 has 2 divisors, whose sum is σ = 9738166610478. Its totient is φ = 9738166610476.

The previous prime is 9738166610449. The next prime is 9738166610479. The reversal of 9738166610477 is 7740166618379.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8753822846596 + 984343763881 = 2958686^2 + 992141^2 .

It is a cyclic number.

It is not a de Polignac number, because 9738166610477 - 2¹⁰ = 9738166609453 is a prime.

Together with 9738166610479, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9738166610479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4869083305238 + 4869083305239.

It is an arithmetic number, because the mean of its divisors is an integer number (4869083305239).

Almost surely, 2^{9738166610477} is an apocalyptic number.

It is an amenable number.

9738166610477 is a deficient number, since it is larger than the sum of its proper divisors (1).

9738166610477 is an equidigital number, since it uses as much as digits as its factorization.

9738166610477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64012032, while the sum is 65.

The spelling of 9738166610477 in words is "nine trillion, seven hundred thirty-eight billion, one hundred sixty-six million, six hundred ten thousand, four hundred seventy-seven".