439900006736 has 20 divisors (see below), whose sum is σ = 852316609332. Its totient is φ = 219947333376.

The previous prime is 439900006729. The next prime is 439900006739. The reversal of 439900006736 is 637600009934.

It can be written as a sum of positive squares in 2 ways, for example, as 28711269136 + 411188737600 = 169444^2 + 641240^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (439900006739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2276330 + ... + 2462006.

Almost surely, 2^439900006736 is an apocalyptic number.

It is an amenable number.

439900006736 is a deficient number, since it is larger than the sum of its proper divisors (412416602596).

439900006736 is a wasteful number, since it uses less digits than its factorization.

439900006736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333758 (or 333752 counting only the distinct ones).

The product of its (nonzero) digits is 734832, while the sum is 47.

The spelling of 439900006736 in words is "four hundred thirty-nine billion, nine hundred million, six thousand, seven hundred thirty-six".