9317216578672 has 10 divisors (see below), whose sum is σ = 18052107121208. Its totient is φ = 4658608289328.

The previous prime is 9317216578669. The next prime is 9317216578673. The reversal of 9317216578672 is 2768756127139.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9317216578673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 291163018068 + ... + 291163018099.

Almost surely, 2^{9317216578672} is an apocalyptic number.

It is an amenable number.

9317216578672 is a deficient number, since it is larger than the sum of its proper divisors (8734890542536).

9317216578672 is a wasteful number, since it uses less digits than its factorization.

9317216578672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582326036175 (or 582326036169 counting only the distinct ones).

The product of its digits is 53343360, while the sum is 64.

The spelling of 9317216578672 in words is "nine trillion, three hundred seventeen billion, two hundred sixteen million, five hundred seventy-eight thousand, six hundred seventy-two".