1342453440000 has 400 divisors, whose sum is σ = 4488510216960. Its totient is φ = 356428800000.

The previous prime is 1342453439993. The next prime is 1342453440007. The reversal of 1342453440000 is 443542431.

It is an interprime number because it is at equal distance from previous prime (1342453439993) and next prime (1342453440007).

It is a tau number, because it is divible by the number of its divisors (400).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 1342453440000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342453440007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 229437075 + ... + 229442925.

Almost surely, 2^{1342453440000} is an apocalyptic number.

1342453440000 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 1342453440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2244255108480).

1342453440000 is an abundant number, since it is smaller than the sum of its proper divisors (3146056776960).

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

1342453440000 is an frugal number, since it uses more digits than its factorization.

1342453440000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6131 (or 6100 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 1342453440000 its reverse (443542431), we get a palindrome (1342896982431).

The spelling of 1342453440000 in words is "one trillion, three hundred forty-two billion, four hundred fifty-three million, four hundred forty thousand".