13432132132505 has 4 divisors (see below), whose sum is σ = 16118558559012. Its totient is φ = 10745705706000.

The previous prime is 13432132132499. The next prime is 13432132132561. The reversal of 13432132132505 is 50523123123431.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2985099329536 + 10447032802969 = 1727744^2 + 3232187^2 .

It is not a de Polignac number, because 13432132132505 - 2³⁰ = 13431058390681 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1343213213246 + ... + 1343213213255.

It is an arithmetic number, because the mean of its divisors is an integer number (4029639639753).

Almost surely, 2^{13432132132505} is an apocalyptic number.

It is an amenable number.

13432132132505 is a deficient number, since it is larger than the sum of its proper divisors (2686426426507).

13432132132505 is an equidigital number, since it uses as much as digits as its factorization.

13432132132505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2686426426506.

The product of its (nonzero) digits is 64800, while the sum is 35.

Adding to 13432132132505 its reverse (50523123123431), we get a palindrome (63955255255936).

The spelling of 13432132132505 in words is "thirteen trillion, four hundred thirty-two billion, one hundred thirty-two million, one hundred thirty-two thousand, five hundred five".