9973653768047 has 2 divisors, whose sum is σ = 9973653768048. Its totient is φ = 9973653768046.

The previous prime is 9973653767929. The next prime is 9973653768149. The reversal of 9973653768047 is 7408673563799.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9973653768047 - 2¹⁰ = 9973653767023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9973653788047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4986826884023 + 4986826884024.

It is an arithmetic number, because the mean of its divisors is an integer number (4986826884024).

Almost surely, 2^{9973653768047} is an apocalyptic number.

9973653768047 is a deficient number, since it is larger than the sum of its proper divisors (1).

9973653768047 is an equidigital number, since it uses as much as digits as its factorization.

9973653768047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440270720, while the sum is 74.

The spelling of 9973653768047 in words is "nine trillion, nine hundred seventy-three billion, six hundred fifty-three million, seven hundred sixty-eight thousand, forty-seven".