1343440403200 has 432 divisors, whose sum is σ = 3943369830400. Its totient is φ = 443418624000.

The previous prime is 1343440403197. The next prime is 1343440403213. The reversal of 1343440403200 is 23040443431.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 276368770 + ... + 276373630.

Almost surely, 2^{1343440403200} is an apocalyptic number.

1343440403200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1343440403200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1971684915200).

1343440403200 is an abundant number, since it is smaller than the sum of its proper divisors (2599929427200).

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

1343440403200 is a wasteful number, since it uses less digits than its factorization.

1343440403200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5124 (or 5105 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 1343440403200 its reverse (23040443431), we get a palindrome (1366480846631).

The spelling of 1343440403200 in words is "one trillion, three hundred forty-three billion, four hundred forty million, four hundred three thousand, two hundred".