28243152176 has 20 divisors (see below), whose sum is σ = 54727143072. Its totient is φ = 14120018496.

The previous prime is 28243152163. The next prime is 28243152187. The reversal of 28243152176 is 67125134282.

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, 59945 + ... + 245111.

Almost surely, 2^28243152176 is an apocalyptic number.

It is an amenable number.

28243152176 is a deficient number, since it is larger than the sum of its proper divisors (26483990896).

28243152176 is a wasteful number, since it uses less digits than its factorization.

28243152176 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194708 (or 194702 counting only the distinct ones).

The product of its digits is 161280, while the sum is 41.

The spelling of 28243152176 in words is "twenty-eight billion, two hundred forty-three million, one hundred fifty-two thousand, one hundred seventy-six".