13139669814520 has 16 divisors (see below), whose sum is σ = 29564257082760. Its totient is φ = 5255867925792.

The previous prime is 13139669814499. The next prime is 13139669814527. The reversal of 13139669814520 is 2541896693131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13139669814527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164245872642 + ... + 164245872721.

Almost surely, 2^{13139669814520} is an apocalyptic number.

13139669814520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13139669814520 is an abundant number, since it is smaller than the sum of its proper divisors (16424587268240).

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

13139669814520 is a wasteful number, since it uses less digits than its factorization.

13139669814520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328491745374 (or 328491745370 counting only the distinct ones).

The product of its (nonzero) digits is 8398080, while the sum is 58.

The spelling of 13139669814520 in words is "thirteen trillion, one hundred thirty-nine billion, six hundred sixty-nine million, eight hundred fourteen thousand, five hundred twenty".