9896748550791 has 16 divisors (see below), whose sum is σ = 13445792743680. Its totient is φ = 6473900164160.

The previous prime is 9896748550753. The next prime is 9896748550823. The reversal of 9896748550791 is 1970558476989.

It is a cyclic number.

It is not a de Polignac number, because 9896748550791 - 2¹⁰ = 9896748549767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9896748550721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141440115 + ... + 141510068.

It is an arithmetic number, because the mean of its divisors is an integer number (840362046480).

Almost surely, 2^{9896748550791} is an apocalyptic number.

9896748550791 is a deficient number, since it is larger than the sum of its proper divisors (3549044192889).

9896748550791 is a wasteful number, since it uses less digits than its factorization.

9896748550791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282950406.

The product of its (nonzero) digits is 1371686400, while the sum is 78.

The spelling of 9896748550791 in words is "nine trillion, eight hundred ninety-six billion, seven hundred forty-eight million, five hundred fifty thousand, seven hundred ninety-one".