439980347323 has 8 divisors (see below), whose sum is σ = 480007293696. Its totient is φ = 399958189800.

The previous prime is 439980347297. The next prime is 439980347329. The reversal of 439980347323 is 323743089934.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-439980347323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (439980347329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1003743 + ... + 1373848.

It is an arithmetic number, because the mean of its divisors is an integer number (60000911712).

Almost surely, 2^439980347323 is an apocalyptic number.

439980347323 is a deficient number, since it is larger than the sum of its proper divisors (40026946373).

439980347323 is a wasteful number, since it uses less digits than its factorization.

439980347323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2394425.

The product of its (nonzero) digits is 11757312, while the sum is 55.

The spelling of 439980347323 in words is "four hundred thirty-nine billion, nine hundred eighty million, three hundred forty-seven thousand, three hundred twenty-three".