13516603687139 has 8 divisors (see below), whose sum is σ = 15633662096640. Its totient is φ = 11446074034056.

The previous prime is 13516603687127. The next prime is 13516603687201. The reversal of 13516603687139 is 93178630661531.

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

It is a cyclic number.

It is not a de Polignac number, because 13516603687139 - 2¹⁶ = 13516603621603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13516603687109) 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, 11632188479 + ... + 11632189640.

It is an arithmetic number, because the mean of its divisors is an integer number (1954207762080).

Almost surely, 2^{13516603687139} is an apocalyptic number.

13516603687139 is a deficient number, since it is larger than the sum of its proper divisors (2117058409501).

13516603687139 is an equidigital number, since it uses as much as digits as its factorization.

13516603687139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23264378209.

The product of its (nonzero) digits is 14696640, while the sum is 59.

The spelling of 13516603687139 in words is "thirteen trillion, five hundred sixteen billion, six hundred three million, six hundred eighty-seven thousand, one hundred thirty-nine".