5318531328 has 288 divisors, whose sum is σ = 16927263360. Its totient is φ = 1463418880.

The previous prime is 5318531303. The next prime is 5318531371. The reversal of 5318531328 is 8231358135.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4164226 + ... + 4165502.

It is an arithmetic number, because the mean of its divisors is an integer number (58775220).

Almost surely, 2^5318531328 is an apocalyptic number.

5318531328 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5318531328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8463631680).

5318531328 is an abundant number, since it is smaller than the sum of its proper divisors (11608732032).

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

5318531328 is a wasteful number, since it uses less digits than its factorization.

5318531328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1353 (or 1339 counting only the distinct ones).

The product of its digits is 86400, while the sum is 39.

The square root of 5318531328 is about 72928.2615177408. The cubic root of 5318531328 is about 1745.5430890058.

The spelling of 5318531328 in words is "five billion, three hundred eighteen million, five hundred thirty-one thousand, three hundred twenty-eight".