28622528224 has 24 divisors (see below), whose sum is σ = 56463561000. Its totient is φ = 14282576256.

The previous prime is 28622528189. The next prime is 28622528251. The reversal of 28622528224 is 42282522682.

It is a congruent number.

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, 880279 + ... + 912214.

It is an arithmetic number, because the mean of its divisors is an integer number (2352648375).

Almost surely, 2^28622528224 is an apocalyptic number.

It is an amenable number.

28622528224 is a deficient number, since it is larger than the sum of its proper divisors (27841032776).

28622528224 is a wasteful number, since it uses less digits than its factorization.

28622528224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793002 (or 1792994 counting only the distinct ones).

The product of its digits is 491520, while the sum is 43.

It can be divided in two parts, 286225 and 28224, that multiplied together give a square (8078414400 = 89880²).

The spelling of 28622528224 in words is "twenty-eight billion, six hundred twenty-two million, five hundred twenty-eight thousand, two hundred twenty-four".