13144344002 has 8 divisors (see below), whose sum is σ = 20876311116. Its totient is φ = 6185573632.

The previous prime is 13144343983. The next prime is 13144344041. The reversal of 13144344002 is 20044344131.

It can be written as a sum of positive squares in 2 ways, for example, as 9925937641 + 3218406361 = 99629^2 + 56731^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 193299143 + ... + 193299210.

Almost surely, 2^13144344002 is an apocalyptic number.

13144344002 is a deficient number, since it is larger than the sum of its proper divisors (7731967114).

13144344002 is a wasteful number, since it uses less digits than its factorization.

13144344002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386598372.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 13144344002 its reverse (20044344131), we get a palindrome (33188688133).

The spelling of 13144344002 in words is "thirteen billion, one hundred forty-four million, three hundred forty-four thousand, two".