28796449224 has 16 divisors (see below), whose sum is σ = 71991123120. Its totient is φ = 9598816400.

The previous prime is 28796449069. The next prime is 28796449237. The reversal of 28796449224 is 42294469782.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 599926002 + ... + 599926049.

It is an arithmetic number, because the mean of its divisors is an integer number (4499445195).

Almost surely, 2^28796449224 is an apocalyptic number.

28796449224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

28796449224 is an abundant number, since it is smaller than the sum of its proper divisors (43194673896).

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

28796449224 is a wasteful number, since it uses less digits than its factorization.

28796449224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1199852060 (or 1199852056 counting only the distinct ones).

The product of its digits is 13934592, while the sum is 57.

The spelling of 28796449224 in words is "twenty-eight billion, seven hundred ninety-six million, four hundred forty-nine thousand, two hundred twenty-four".