8459532864 has 112 divisors (see below), whose sum is σ = 24977384640. Its totient is φ = 2807608320.

The previous prime is 8459532853. The next prime is 8459532883. The reversal of 8459532864 is 4682359548.

8459532864 is a `hidden beast` number, since 8 + 45 + 9 + 532 + 8 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 8459532864.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 392119 + ... + 413129.

Almost surely, 2^8459532864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8459532864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12488692320).

8459532864 is an abundant number, since it is smaller than the sum of its proper divisors (16517851776).

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

8459532864 is a wasteful number, since it uses less digits than its factorization.

8459532864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21265 (or 21249 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 54.

The square root of 8459532864 is about 91975.7188827573. The cubic root of 8459532864 is about 2037.5837135439.

The spelling of 8459532864 in words is "eight billion, four hundred fifty-nine million, five hundred thirty-two thousand, eight hundred sixty-four".