13425044005 has 4 divisors (see below), whose sum is σ = 16110052812. Its totient is φ = 10740035200.

The previous prime is 13425043967. The next prime is 13425044023. The reversal of 13425044005 is 50044052431.

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 9645007681 + 3780036324 = 98209^2 + 61482^2 .

It is not a de Polignac number, because 13425044005 - 2²³ = 13416655397 is a prime.

It is a Duffinian number.

It is a congruent 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, 1342504396 + ... + 1342504405.

It is an arithmetic number, because the mean of its divisors is an integer number (4027513203).

Almost surely, 2^13425044005 is an apocalyptic number.

It is an amenable number.

13425044005 is a deficient number, since it is larger than the sum of its proper divisors (2685008807).

13425044005 is an equidigital number, since it uses as much as digits as its factorization.

13425044005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2685008806.

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 13425044005 its reverse (50044052431), we get a palindrome (63469096436).

The spelling of 13425044005 in words is "thirteen billion, four hundred twenty-five million, forty-four thousand, five".