1340433432304 has 80 divisors (see below), whose sum is σ = 2853050964480. Its totient is φ = 607248195840.

The previous prime is 1340433432301. The next prime is 1340433432341. The reversal of 1340433432304 is 4032343340431.

It is a self number, because there is not a number n which added to its sum of digits gives 1340433432304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340433432301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93552789 + ... + 93567115.

It is an arithmetic number, because the mean of its divisors is an integer number (35663137056).

Almost surely, 2^{1340433432304} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1340433432304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1426525482240).

1340433432304 is an abundant number, since it is smaller than the sum of its proper divisors (1512617532176).

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

1340433432304 is a wasteful number, since it uses less digits than its factorization.

1340433432304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27758 (or 27752 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 34.

Adding to 1340433432304 its reverse (4032343340431), we get a palindrome (5372776772735).

The spelling of 1340433432304 in words is "one trillion, three hundred forty billion, four hundred thirty-three million, four hundred thirty-two thousand, three hundred four".