28334156631328 has 96 divisors (see below), whose sum is σ = 60444751191552. Its totient is φ = 13039498137600.

The previous prime is 28334156631289. The next prime is 28334156631379. The reversal of 28334156631328 is 82313665143382.

It is a super-2 number, since 2×28334156631328² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4228408 + ... + 8634103.

It is an arithmetic number, because the mean of its divisors is an integer number (629632824912).

Almost surely, 2^{28334156631328} is an apocalyptic number.

It is an amenable number.

28334156631328 is an abundant number, since it is smaller than the sum of its proper divisors (32110594560224).

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

28334156631328 is a wasteful number, since it uses less digits than its factorization.

28334156631328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12862658 (or 12862650 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 55.

The spelling of 28334156631328 in words is "twenty-eight trillion, three hundred thirty-four billion, one hundred fifty-six million, six hundred thirty-one thousand, three hundred twenty-eight".