9821345080752 has 120 divisors (see below), whose sum is σ = 27546874887168. Its totient is φ = 3266548387200.

The previous prime is 9821345080717. The next prime is 9821345080759. The reversal of 9821345080752 is 2570805431289.

9821345080752 is a `hidden beast` number, since 9 + 82 + 1 + 3 + 4 + 508 + 0 + 7 + 52 = 666.

It is not an unprimeable number, because it can be changed into a prime (9821345080759) 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 23 ways as a sum of consecutive naturals, for example, 680943013 + ... + 680957435.

Almost surely, 2^{9821345080752} is an apocalyptic number.

It is an amenable number.

9821345080752 is an abundant number, since it is smaller than the sum of its proper divisors (17725529806416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9821345080752 is a wasteful number, since it uses less digits than its factorization.

9821345080752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24559 (or 24550 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 54.

The spelling of 9821345080752 in words is "nine trillion, eight hundred twenty-one billion, three hundred forty-five million, eighty thousand, seven hundred fifty-two".