1342443402140 has 24 divisors (see below), whose sum is σ = 2845478169072. Its totient is φ = 531958880000.

The previous prime is 1342443402077. The next prime is 1342443402151. The reversal of 1342443402140 is 412043442431.

It is a junction number, because it is equal to n+sod(n) for n = 1342443402097 and 1342443402106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313652861 + ... + 313657140.

It is an arithmetic number, because the mean of its divisors is an integer number (118561590378).

Almost surely, 2^{1342443402140} is an apocalyptic number.

1342443402140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1342443402140 is an abundant number, since it is smaller than the sum of its proper divisors (1503034766932).

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

1342443402140 is a wasteful number, since it uses less digits than its factorization.

1342443402140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627310117 (or 627310115 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 1342443402140 its reverse (412043442431), we get a palindrome (1754486844571).

The spelling of 1342443402140 in words is "one trillion, three hundred forty-two billion, four hundred forty-three million, four hundred two thousand, one hundred forty".