3144321344 has 56 divisors (see below), whose sum is σ = 6336426240. Its totient is φ = 1547859456.

The previous prime is 3144321337. The next prime is 3144321347. The reversal of 3144321344 is 4431234413.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3144321347) 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, 2461634 + ... + 2462910.

Almost surely, 2^3144321344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3144321344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3168213120).

3144321344 is an abundant number, since it is smaller than the sum of its proper divisors (3192104896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3144321344 is a wasteful number, since it uses less digits than its factorization.

3144321344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1855 (or 1845 counting only the distinct ones).

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

The square root of 3144321344 is about 56074.2484925121. The cubic root of 3144321344 is about 1465.0157979558.

Adding to 3144321344 its reverse (4431234413), we get a palindrome (7575555757).

The spelling of 3144321344 in words is "three billion, one hundred forty-four million, three hundred twenty-one thousand, three hundred forty-four".