1340341442334 has 80 divisors (see below), whose sum is σ = 3039844444560. Its totient is φ = 441361768320.

The previous prime is 1340341442329. The next prime is 1340341442339. The reversal of 1340341442334 is 4332441430431.

1340341442334 is a `hidden beast` number, since 1 + 3 + 4 + 0 + 3 + 414 + 4 + 233 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (1340341442329) and next prime (1340341442339).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340341442339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 16150024 + ... + 16232804.

It is an arithmetic number, because the mean of its divisors is an integer number (37998055557).

Almost surely, 2^{1340341442334} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1340341442334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1519922222280).

1340341442334 is an abundant number, since it is smaller than the sum of its proper divisors (1699503002226).

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

1340341442334 is a wasteful number, since it uses less digits than its factorization.

1340341442334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84007 (or 83998 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 36.

Adding to 1340341442334 its reverse (4332441430431), we get a palindrome (5672782872765).

The spelling of 1340341442334 in words is "one trillion, three hundred forty billion, three hundred forty-one million, four hundred forty-two thousand, three hundred thirty-four".