16828268544 has 204 divisors, whose sum is σ = 49263821776. Its totient is φ = 5534908416.

The previous prime is 16828268543. The next prime is 16828268579. The reversal of 16828268544 is 44586282861.

16828268544 is a `hidden beast` number, since 16 + 8 + 2 + 82 + 6 + 8 + 544 = 666.

It is not an unprimeable number, because it can be changed into a prime (16828268543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60751734 + ... + 60752010.

Almost surely, 2^16828268544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16828268544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24631910888).

16828268544 is an abundant number, since it is smaller than the sum of its proper divisors (32435553232).

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

16828268544 is an equidigital number, since it uses as much as digits as its factorization.

16828268544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418 (or 385 counting only the distinct ones).

The product of its digits is 5898240, while the sum is 54.

The spelling of 16828268544 in words is "sixteen billion, eight hundred twenty-eight million, two hundred sixty-eight thousand, five hundred forty-four".