28526671216 has 20 divisors (see below), whose sum is σ = 55970053600. Its totient is φ = 14082786432.

The previous prime is 28526671207. The next prime is 28526671247. The reversal of 28526671216 is 61217662582.

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, 11283021 + ... + 11285548.

It is an arithmetic number, because the mean of its divisors is an integer number (2798502680).

Almost surely, 2^28526671216 is an apocalyptic number.

It is an amenable number.

28526671216 is a deficient number, since it is larger than the sum of its proper divisors (27443382384).

28526671216 is a wasteful number, since it uses less digits than its factorization.

28526671216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22568656 (or 22568650 counting only the distinct ones).

The product of its digits is 483840, while the sum is 46.

The spelling of 28526671216 in words is "twenty-eight billion, five hundred twenty-six million, six hundred seventy-one thousand, two hundred sixteen".