28303124016 has 160 divisors (see below), whose sum is σ = 79263498240. Its totient is φ = 8668643328.

The previous prime is 28303124009. The next prime is 28303124021. The reversal of 28303124016 is 61042130382.

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, 22128465 + ... + 22129743.

It is an arithmetic number, because the mean of its divisors is an integer number (495396864).

Almost surely, 2^28303124016 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 28303124016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39631749120).

28303124016 is an abundant number, since it is smaller than the sum of its proper divisors (50960374224).

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

28303124016 is a wasteful number, since it uses less digits than its factorization.

28303124016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1931 (or 1925 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 28303124016 its reverse (61042130382), we get a palindrome (89345254398).

The spelling of 28303124016 in words is "twenty-eight billion, three hundred three million, one hundred twenty-four thousand, sixteen".