9721049568344 has 8 divisors (see below), whose sum is σ = 18226967940660. Its totient is φ = 4860524784168.

The previous prime is 9721049568337. The next prime is 9721049568421. The reversal of 9721049568344 is 4438659401279.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 607565598014 + ... + 607565598029.

It is a 1-persistent number, because it is pandigital, but 2⋅9721049568344 = 19442099136688 is not.

Almost surely, 2^{9721049568344} is an apocalyptic number.

It is an amenable number.

9721049568344 is a deficient number, since it is larger than the sum of its proper divisors (8505918372316).

9721049568344 is a wasteful number, since it uses less digits than its factorization.

9721049568344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1215131196049 (or 1215131196045 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 62.

The spelling of 9721049568344 in words is "nine trillion, seven hundred twenty-one billion, forty-nine million, five hundred sixty-eight thousand, three hundred forty-four".