4539328812 has 18 divisors (see below), whose sum is σ = 11474414588. Its totient is φ = 1513109592.

The previous prime is 4539328811. The next prime is 4539328823. The reversal of 4539328812 is 2188239354.

4539328812 is a `hidden beast` number, since 4 + 539 + 32 + 8 + 81 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (4539328811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63046198 + ... + 63046269.

Almost surely, 2^4539328812 is an apocalyptic number.

It is an amenable number.

4539328812 is an abundant number, since it is smaller than the sum of its proper divisors (6935085776).

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

4539328812 is a wasteful number, since it uses less digits than its factorization.

4539328812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126092477 (or 126092472 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 4539328812 is about 67374.5412748762. The cubic root of 4539328812 is about 1655.7593424349.

The spelling of 4539328812 in words is "four billion, five hundred thirty-nine million, three hundred twenty-eight thousand, eight hundred twelve".