28500325826 has 32 divisors (see below), whose sum is σ = 49226807808. Its totient is φ = 12122449920.

The previous prime is 28500325753. The next prime is 28500325891. The reversal of 28500325826 is 62852300582.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1152326 + ... + 1176798.

It is an arithmetic number, because the mean of its divisors is an integer number (1538337744).

Almost surely, 2^28500325826 is an apocalyptic number.

28500325826 is a deficient number, since it is larger than the sum of its proper divisors (20726481982).

28500325826 is a wasteful number, since it uses less digits than its factorization.

28500325826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25106.

The product of its (nonzero) digits is 230400, while the sum is 41.

The spelling of 28500325826 in words is "twenty-eight billion, five hundred million, three hundred twenty-five thousand, eight hundred twenty-six".