28224763832 has 8 divisors (see below), whose sum is σ = 52921432200. Its totient is φ = 14112381912.

The previous prime is 28224763829. The next prime is 28224763841. The reversal of 28224763832 is 23836742282.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1764047732 + ... + 1764047747.

It is an arithmetic number, because the mean of its divisors is an integer number (6615179025).

Almost surely, 2^28224763832 is an apocalyptic number.

It is an amenable number.

28224763832 is a deficient number, since it is larger than the sum of its proper divisors (24696668368).

28224763832 is a wasteful number, since it uses less digits than its factorization.

28224763832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3528095485 (or 3528095481 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 47.

The spelling of 28224763832 in words is "twenty-eight billion, two hundred twenty-four million, seven hundred sixty-three thousand, eight hundred thirty-two".