13439759684445 has 48 divisors (see below), whose sum is σ = 24668143486272. Its totient is φ = 6745621962240.

The previous prime is 13439759684437. The next prime is 13439759684453. The reversal of 13439759684445 is 54448695793431.

13439759684445 is a `hidden beast` number, since 1 + 3 + 4 + 3 + 97 + 5 + 96 + 8 + 4 + 445 = 666.

It is an interprime number because it is at equal distance from previous prime (13439759684437) and next prime (13439759684453).

It is not a de Polignac number, because 13439759684445 - 2³ = 13439759684437 is a prime.

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 47 ways as a sum of consecutive naturals, for example, 7726054 + ... + 9304376.

It is an arithmetic number, because the mean of its divisors is an integer number (513919655964).

Almost surely, 2^{13439759684445} is an apocalyptic number.

13439759684445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13439759684445 is a deficient number, since it is larger than the sum of its proper divisors (11228383801827).

13439759684445 is a wasteful number, since it uses less digits than its factorization.

13439759684445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1589482 (or 1589479 counting only the distinct ones).

The product of its digits is 1567641600, while the sum is 72.

The spelling of 13439759684445 in words is "thirteen trillion, four hundred thirty-nine billion, seven hundred fifty-nine million, six hundred eighty-four thousand, four hundred forty-five".