1344555344 has 80 divisors (see below), whose sum is σ = 2982559104. Its totient is φ = 581222400.

The previous prime is 1344555299. The next prime is 1344555361. The reversal of 1344555344 is 4435554431.

It is a junction number, because it is equal to n+sod(n) for n = 1344555298 and 1344555307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 780404 + ... + 782124.

Almost surely, 2^1344555344 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 1344555344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1491279552).

1344555344 is an abundant number, since it is smaller than the sum of its proper divisors (1638003760).

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

1344555344 is a wasteful number, since it uses less digits than its factorization.

1344555344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1956 (or 1950 counting only the distinct ones).

The product of its digits is 288000, while the sum is 38.

The square root of 1344555344 is about 36668.1789021489. The cubic root of 1344555344 is about 1103.7216488269.

The spelling of 1344555344 in words is "one billion, three hundred forty-four million, five hundred fifty-five thousand, three hundred forty-four".