9913788896543 has 8 divisors (see below), whose sum is σ = 11330821079040. Its totient is φ = 8496950870520.

The previous prime is 9913788896521. The next prime is 9913788896569. The reversal of 9913788896543 is 3456988873199.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9913788896543 - 2⁸ = 9913788896287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9913788896443) 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 in 7 ways as a sum of consecutive naturals, for example, 48429683 + ... + 48633956.

It is an arithmetic number, because the mean of its divisors is an integer number (1416352634880).

Almost surely, 2^{9913788896543} is an apocalyptic number.

9913788896543 is a deficient number, since it is larger than the sum of its proper divisors (1417032182497).

9913788896543 is a wasteful number, since it uses less digits than its factorization.

9913788896543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97078237.

The product of its digits is 2821754880, while the sum is 80.

The spelling of 9913788896543 in words is "nine trillion, nine hundred thirteen billion, seven hundred eighty-eight million, eight hundred ninety-six thousand, five hundred forty-three".