1340240044304 has 40 divisors (see below), whose sum is σ = 2975630708160. Its totient is φ = 572848656768.

The previous prime is 1340240044303. The next prime is 1340240044321. The reversal of 1340240044304 is 4034400420431.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1340240044303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15999014 + ... + 16082565.

It is an arithmetic number, because the mean of its divisors is an integer number (74390767704).

Almost surely, 2^{1340240044304} is an apocalyptic number.

1340240044304 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1340240044304 is an abundant number, since it is smaller than the sum of its proper divisors (1635390663856).

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

1340240044304 is a wasteful number, since it uses less digits than its factorization.

1340240044304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32081967 (or 32081961 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 1340240044304 its reverse (4034400420431), we get a palindrome (5374640464735).

The spelling of 1340240044304 in words is "one trillion, three hundred forty billion, two hundred forty million, forty-four thousand, three hundred four".