8489672528 has 20 divisors (see below), whose sum is σ = 16450265568. Its totient is φ = 4244442720.

The previous prime is 8489672507. The next prime is 8489672561. The reversal of 8489672528 is 8252769848.

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, 238925 + ... + 272147.

Almost surely, 2^8489672528 is an apocalyptic number.

It is an amenable number.

8489672528 is a deficient number, since it is larger than the sum of its proper divisors (7960593040).

8489672528 is a wasteful number, since it uses less digits than its factorization.

8489672528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49202 (or 49196 counting only the distinct ones).

The product of its digits is 15482880, while the sum is 59.

The square root of 8489672528 is about 92139.4189692989. The cubic root of 8489672528 is about 2040.0006830704. Note that the first 3 decimals are identical.

The spelling of 8489672528 in words is "eight billion, four hundred eighty-nine million, six hundred seventy-two thousand, five hundred twenty-eight".