28357533226 has 16 divisors (see below), whose sum is σ = 46422059040. Its totient is φ = 12884559280.

The previous prime is 28357533209. The next prime is 28357533251. The reversal of 28357533226 is 62233575382.

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 in 7 ways as a sum of consecutive naturals, for example, 205696 + ... + 314683.

It is an arithmetic number, because the mean of its divisors is an integer number (2901378690).

Almost surely, 2^28357533226 is an apocalyptic number.

28357533226 is a deficient number, since it is larger than the sum of its proper divisors (18064525814).

28357533226 is a wasteful number, since it uses less digits than its factorization.

28357533226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522869.

The product of its digits is 1814400, while the sum is 46.

The spelling of 28357533226 in words is "twenty-eight billion, three hundred fifty-seven million, five hundred thirty-three thousand, two hundred twenty-six".