13144424041402 has 8 divisors (see below), whose sum is σ = 19746829993716. Its totient is φ = 6562147376832.

The previous prime is 13144424041361. The next prime is 13144424041403. The reversal of 13144424041402 is 20414042444131.

It can be written as a sum of positive squares in 2 ways, for example, as 11357445946561 + 1786978094841 = 3370081^2 + 1336779^2 .

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

It is a super-3 number, since 3×13144424041402³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (13144424041403) 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, 5032320303 + ... + 5032322914.

Almost surely, 2^{13144424041402} is an apocalyptic number.

13144424041402 is a deficient number, since it is larger than the sum of its proper divisors (6602405952314).

13144424041402 is a wasteful number, since it uses less digits than its factorization.

13144424041402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10064643872.

The product of its (nonzero) digits is 49152, while the sum is 34.

Adding to 13144424041402 its reverse (20414042444131), we get a palindrome (33558466485533).

The spelling of 13144424041402 in words is "thirteen trillion, one hundred forty-four billion, four hundred twenty-four million, forty-one thousand, four hundred two".