9728590248243 has 24 divisors (see below), whose sum is σ = 14922911324880. Its totient is φ = 6089997795840.

The previous prime is 9728590248233. The next prime is 9728590248259. The reversal of 9728590248243 is 3428420958279.

9728590248243 is a `hidden beast` number, since 9 + 7 + 28 + 5 + 90 + 2 + 482 + 43 = 666.

9728590248243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9728590248243 - 2⁴ = 9728590248227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9728590248233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 251716698 + ... + 251755343.

It is an arithmetic number, because the mean of its divisors is an integer number (621787971870).

Almost surely, 2^{9728590248243} is an apocalyptic number.

9728590248243 is a deficient number, since it is larger than the sum of its proper divisors (5194321076637).

9728590248243 is a wasteful number, since it uses less digits than its factorization.

9728590248243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503472179 (or 503472176 counting only the distinct ones).

The product of its (nonzero) digits is 69672960, while the sum is 63.

The spelling of 9728590248243 in words is "nine trillion, seven hundred twenty-eight billion, five hundred ninety million, two hundred forty-eight thousand, two hundred forty-three".