13439759684446 has 8 divisors (see below), whose sum is σ = 20159693880480. Its totient is φ = 6719861724288.

The previous prime is 13439759684437. The next prime is 13439759684453. The reversal of 13439759684446 is 64448695793431.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8111926 + ... + 9627193.

It is an arithmetic number, because the mean of its divisors is an integer number (2519961735060).

Almost surely, 2^{13439759684446} is an apocalyptic number.

13439759684446 is a deficient number, since it is larger than the sum of its proper divisors (6719934196034).

13439759684446 is a wasteful number, since it uses less digits than its factorization.

13439759684446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18117938.

The product of its digits is 1881169920, while the sum is 73.

The spelling of 13439759684446 in words is "thirteen trillion, four hundred thirty-nine billion, seven hundred fifty-nine million, six hundred eighty-four thousand, four hundred forty-six".