9720858128224 has 24 divisors (see below), whose sum is σ = 19161080894088. Its totient is φ = 4854551869440.

The previous prime is 9720858128197. The next prime is 9720858128239. The reversal of 9720858128224 is 4228218580279.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183635457 + ... + 183688384.

It is an arithmetic number, because the mean of its divisors is an integer number (798378370587).

Almost surely, 2^{9720858128224} is an apocalyptic number.

It is an amenable number.

9720858128224 is a deficient number, since it is larger than the sum of its proper divisors (9440222765864).

9720858128224 is a wasteful number, since it uses less digits than its factorization.

9720858128224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367324678 (or 367324670 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 58.

The spelling of 9720858128224 in words is "nine trillion, seven hundred twenty billion, eight hundred fifty-eight million, one hundred twenty-eight thousand, two hundred twenty-four".