439706914816 has 117 divisors (see below), whose sum is σ = 953344600671. Its totient is φ = 202687021056.

The previous prime is 439706914793. The next prime is 439706914841. The reversal of 439706914816 is 618419607934.

The square root of 439706914816 is 663104.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 68484796416 + 371222118400 = 261696^2 + 609280^2 .

It is a Duffinian number.

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 8 ways as a sum of consecutive naturals, for example, 551702130 + ... + 551702926.

Almost surely, 2^439706914816 is an apocalyptic number.

439706914816 is the 663104-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 439706914816

439706914816 is an abundant number, since it is smaller than the sum of its proper divisors (513637685855).

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

439706914816 is an frugal number, since it uses more digits than its factorization.

439706914816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1644 (or 812 counting only the distinct ones).

The product of its (nonzero) digits is 7838208, while the sum is 58.

The spelling of 439706914816 in words is "four hundred thirty-nine billion, seven hundred six million, nine hundred fourteen thousand, eight hundred sixteen".