13144123312 has 40 divisors (see below), whose sum is σ = 26198013200. Its totient is φ = 6383930112.

The previous prime is 13144123301. The next prime is 13144123313. The reversal of 13144123312 is 21332144131.

It is not an unprimeable number, because it can be changed into a prime (13144123313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348514 + ... + 384382.

It is an arithmetic number, because the mean of its divisors is an integer number (654950330).

Almost surely, 2^13144123312 is an apocalyptic number.

It is an amenable number.

13144123312 is a deficient number, since it is larger than the sum of its proper divisors (13053889888).

13144123312 is a wasteful number, since it uses less digits than its factorization.

13144123312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36533 (or 36527 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

Adding to 13144123312 its reverse (21332144131), we get a palindrome (34476267443).

The spelling of 13144123312 in words is "thirteen billion, one hundred forty-four million, one hundred twenty-three thousand, three hundred twelve".