13143232244 has 6 divisors (see below), whose sum is σ = 23000656434. Its totient is φ = 6571616120.

The previous prime is 13143232229. The next prime is 13143232247. The reversal of 13143232244 is 44223234131.

It can be written as a sum of positive squares in only one way, i.e., 7546396900 + 5596835344 = 86870^2 + 74812^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13143232247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1642904027 + ... + 1642904034.

It is an arithmetic number, because the mean of its divisors is an integer number (3833442739).

Almost surely, 2^13143232244 is an apocalyptic number.

It is an amenable number.

13143232244 is a deficient number, since it is larger than the sum of its proper divisors (9857424190).

13143232244 is a wasteful number, since it uses less digits than its factorization.

13143232244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3285808065 (or 3285808063 counting only the distinct ones).

The product of its digits is 13824, while the sum is 29.

Adding to 13143232244 its reverse (44223234131), we get a palindrome (57366466375).

The spelling of 13143232244 in words is "thirteen billion, one hundred forty-three million, two hundred thirty-two thousand, two hundred forty-four".