13432324231261 has 48 divisors (see below), whose sum is σ = 14737373091840. Its totient is φ = 12241864627200.

The previous prime is 13432324231217. The next prime is 13432324231297. The reversal of 13432324231261 is 16213242323431.

13432324231261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13432324231261 - 2¹⁵ = 13432324198493 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13432324231261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13432324231561) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12357243460 + ... + 12357244546.

It is an arithmetic number, because the mean of its divisors is an integer number (307028606080).

Almost surely, 2^{13432324231261} is an apocalyptic number.

It is an amenable number.

13432324231261 is a deficient number, since it is larger than the sum of its proper divisors (1305048860579).

13432324231261 is an equidigital number, since it uses as much as digits as its factorization.

13432324231261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1663 (or 1444 counting only the distinct ones).

The product of its digits is 124416, while the sum is 37.

Adding to 13432324231261 its reverse (16213242323431), we get a palindrome (29645566554692).

The spelling of 13432324231261 in words is "thirteen trillion, four hundred thirty-two billion, three hundred twenty-four million, two hundred thirty-one thousand, two hundred sixty-one".