5439009864 has 16 divisors (see below), whose sum is σ = 13597524720. Its totient is φ = 1813003280.

The previous prime is 5439009853. The next prime is 5439009941. The reversal of 5439009864 is 4689009345.

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 3 ways as a sum of consecutive naturals, for example, 113312682 + ... + 113312729.

It is an arithmetic number, because the mean of its divisors is an integer number (849845295).

Almost surely, 2^5439009864 is an apocalyptic number.

It is an amenable number.

5439009864 is an abundant number, since it is smaller than the sum of its proper divisors (8158514856).

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

5439009864 is a wasteful number, since it uses less digits than its factorization.

5439009864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226625420 (or 226625416 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 48.

The square root of 5439009864 is about 73749.6431448994. The cubic root of 5439009864 is about 1758.6251599541.

The spelling of 5439009864 in words is "five billion, four hundred thirty-nine million, nine thousand, eight hundred sixty-four".