13132538939699 has 4 divisors (see below), whose sum is σ = 13140295904736. Its totient is φ = 13124781974664.

The previous prime is 13132538939671. The next prime is 13132538939701. The reversal of 13132538939699 is 99693983523131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13132538939699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13132538939629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3878479979 + ... + 3878483364.

It is an arithmetic number, because the mean of its divisors is an integer number (3285073976184).

Almost surely, 2^{13132538939699} is an apocalyptic number.

13132538939699 is a deficient number, since it is larger than the sum of its proper divisors (7756965037).

13132538939699 is an equidigital number, since it uses as much as digits as its factorization.

13132538939699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7756965036.

The product of its digits is 255091680, while the sum is 71.

The spelling of 13132538939699 in words is "thirteen trillion, one hundred thirty-two billion, five hundred thirty-eight million, nine hundred thirty-nine thousand, six hundred ninety-nine".