1344011225544 has 384 divisors, whose sum is σ = 4097533440000. Its totient is φ = 395180052480.

The previous prime is 1344011225539. The next prime is 1344011225551. The reversal of 1344011225544 is 4455221104431.

1344011225544 is a `hidden beast` number, since 1 + 3 + 440 + 1 + 122 + 55 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1344011225499 and 1344011225508.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1293561777 + ... + 1293562815.

It is an arithmetic number, because the mean of its divisors is an integer number (10670660000).

Almost surely, 2^{1344011225544} 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 1344011225544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2048766720000).

1344011225544 is an abundant number, since it is smaller than the sum of its proper divisors (2753522214456).

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

1344011225544 is a wasteful number, since it uses less digits than its factorization.

1344011225544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1613 (or 1606 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

Adding to 1344011225544 its reverse (4455221104431), we get a palindrome (5799232329975).

The spelling of 1344011225544 in words is "one trillion, three hundred forty-four billion, eleven million, two hundred twenty-five thousand, five hundred forty-four".