8689143484 has 12 divisors (see below), whose sum is σ = 17378287024. Its totient is φ = 3723918624.

The previous prime is 8689143469. The next prime is 8689143497. The reversal of 8689143484 is 4843419868.

It is a happy number.

8689143484 is an admirable number.

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, 155163249 + ... + 155163304.

Almost surely, 2^8689143484 is an apocalyptic number.

It is an amenable number.

8689143484 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8689143484 is a wasteful number, since it uses less digits than its factorization.

8689143484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310326564 (or 310326562 counting only the distinct ones).

The product of its digits is 5308416, while the sum is 55.

The square root of 8689143484 is about 93215.5753294480. The cubic root of 8689143484 is about 2055.8542541162.

The spelling of 8689143484 in words is "eight billion, six hundred eighty-nine million, one hundred forty-three thousand, four hundred eighty-four".