1340143140320 has 24 divisors (see below), whose sum is σ = 3166088169384. Its totient is φ = 536057256064.

The previous prime is 1340143140319. The next prime is 1340143140353. The reversal of 1340143140320 is 230413410431.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1340143140320.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4187947154 + ... + 4187947473.

It is an arithmetic number, because the mean of its divisors is an integer number (131920340391).

Almost surely, 2^{1340143140320} is an apocalyptic number.

1340143140320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1340143140320 is an abundant number, since it is smaller than the sum of its proper divisors (1825945029064).

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

1340143140320 is an equidigital number, since it uses as much as digits as its factorization.

1340143140320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8375894642 (or 8375894634 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1340143140320 its reverse (230413410431), we get a palindrome (1570556550751).

The spelling of 1340143140320 in words is "one trillion, three hundred forty billion, one hundred forty-three million, one hundred forty thousand, three hundred twenty".