28184739448000 has 224 divisors, whose sum is σ = 70010784649728. Its totient is φ = 11239819136000.

The previous prime is 28184739447961. The next prime is 28184739448037. The reversal of 28184739448000 is 84493748182.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4803941067 + ... + 4803946933.

Almost surely, 2^{28184739448000} is an apocalyptic number.

28184739448000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 28184739448000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35005392324864).

28184739448000 is an abundant number, since it is smaller than the sum of its proper divisors (41826045201728).

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

28184739448000 is a wasteful number, since it uses less digits than its factorization.

28184739448000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7608 (or 7588 counting only the distinct ones).

The product of its (nonzero) digits is 12386304, while the sum is 58.

The spelling of 28184739448000 in words is "twenty-eight trillion, one hundred eighty-four billion, seven hundred thirty-nine million, four hundred forty-eight thousand".