13144020104 has 32 divisors (see below), whose sum is σ = 24983169120. Its totient is φ = 6482103936.

The previous prime is 13144020077. The next prime is 13144020107. The reversal of 13144020104 is 40102044131.

It is not an unprimeable number, because it can be changed into a prime (13144020107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393647 + ... + 425729.

It is an arithmetic number, because the mean of its divisors is an integer number (780724035).

Almost surely, 2^13144020104 is an apocalyptic number.

It is an amenable number.

13144020104 is a deficient number, since it is larger than the sum of its proper divisors (11839149016).

13144020104 is a wasteful number, since it uses less digits than its factorization.

13144020104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32789 (or 32785 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 13144020104 its reverse (40102044131), we get a palindrome (53246064235).

The spelling of 13144020104 in words is "thirteen billion, one hundred forty-four million, twenty thousand, one hundred four".