28362223436 has 12 divisors (see below), whose sum is σ = 49699118280. Its totient is φ = 14162475360.

The previous prime is 28362223429. The next prime is 28362223451. The reversal of 28362223436 is 63432226382.

It is a junction number, because it is equal to n+sod(n) for n = 28362223393 and 28362223402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4655666 + ... + 4661753.

It is an arithmetic number, because the mean of its divisors is an integer number (4141593190).

Almost surely, 2^28362223436 is an apocalyptic number.

It is an amenable number.

28362223436 is a deficient number, since it is larger than the sum of its proper divisors (21336894844).

28362223436 is a wasteful number, since it uses less digits than its factorization.

28362223436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9318184 (or 9318182 counting only the distinct ones).

The product of its digits is 497664, while the sum is 41.

The spelling of 28362223436 in words is "twenty-eight billion, three hundred sixty-two million, two hundred twenty-three thousand, four hundred thirty-six".