9528489144 has 48 divisors (see below), whose sum is σ = 26243731800. Its totient is φ = 3122328384.

The previous prime is 9528489143. The next prime is 9528489161. The reversal of 9528489144 is 4419848259.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9528489143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1117279 + ... + 1125774.

Almost surely, 2^9528489144 is an apocalyptic number.

It is an amenable number.

9528489144 is an abundant number, since it is smaller than the sum of its proper divisors (16715242656).

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

9528489144 is a wasteful number, since it uses less digits than its factorization.

9528489144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2243124 (or 2243117 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 54.

The square root of 9528489144 is about 97613.9802692217. The cubic root of 9528489144 is about 2120.0267844011.

The spelling of 9528489144 in words is "nine billion, five hundred twenty-eight million, four hundred eighty-nine thousand, one hundred forty-four".