9281328813328 has 40 divisors (see below), whose sum is σ = 21126381325056. Its totient is φ = 3894263836800.

The previous prime is 9281328813277. The next prime is 9281328813347. The reversal of 9281328813328 is 8233188231829.

It is a super-2 number, since 2×9281328813328² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2028260128 + ... + 2028264703.

Almost surely, 2^{9281328813328} is an apocalyptic number.

It is an amenable number.

9281328813328 is an abundant number, since it is smaller than the sum of its proper divisors (11845052511728).

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

9281328813328 is a wasteful number, since it uses less digits than its factorization.

9281328813328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4056524863 (or 4056524857 counting only the distinct ones).

The product of its digits is 7962624, while the sum is 58.

The spelling of 9281328813328 in words is "nine trillion, two hundred eighty-one billion, three hundred twenty-eight million, eight hundred thirteen thousand, three hundred twenty-eight".