28329853811080 has 32 divisors (see below), whose sum is σ = 65224547150400. Its totient is φ = 11068407999936.

The previous prime is 28329853811059. The next prime is 28329853811111. The reversal of 28329853811080 is 8011835892382.

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 in 7 ways as a sum of consecutive naturals, for example, 8235420900 + ... + 8235424339.

It is an arithmetic number, because the mean of its divisors is an integer number (2038267098450).

Almost surely, 2^{28329853811080} is an apocalyptic number.

28329853811080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

28329853811080 is an abundant number, since it is smaller than the sum of its proper divisors (36894693339320).

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

28329853811080 is a wasteful number, since it uses less digits than its factorization.

28329853811080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16470845293 (or 16470845289 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 58.

The spelling of 28329853811080 in words is "twenty-eight trillion, three hundred twenty-nine billion, eight hundred fifty-three million, eight hundred eleven thousand, eighty".