13423435425005 has 4 divisors (see below), whose sum is σ = 16108122510012. Its totient is φ = 10738748340000.

The previous prime is 13423435424963. The next prime is 13423435425007. The reversal of 13423435425005 is 50052453432431.

13423435425005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 8338360814884 + 5085074610121 = 2887622^2 + 2255011^2 .

It is not a de Polignac number, because 13423435425005 - 2⁶ = 13423435424941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13423435425007) 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, 1342343542496 + ... + 1342343542505.

It is an arithmetic number, because the mean of its divisors is an integer number (4027030627503).

Almost surely, 2^{13423435425005} is an apocalyptic number.

It is an amenable number.

13423435425005 is a deficient number, since it is larger than the sum of its proper divisors (2684687085007).

13423435425005 is an equidigital number, since it uses as much as digits as its factorization.

13423435425005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2684687085006.

The product of its (nonzero) digits is 864000, while the sum is 41.

Adding to 13423435425005 its reverse (50052453432431), we get a palindrome (63475888857436).

The spelling of 13423435425005 in words is "thirteen trillion, four hundred twenty-three billion, four hundred thirty-five million, four hundred twenty-five thousand, five".