4340323120432 has 120 divisors (see below), whose sum is σ = 9269970642240. Its totient is φ = 1967338264320.

The previous prime is 4340323120423. The next prime is 4340323120457. The reversal of 4340323120432 is 2340213230434.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4340323120394 and 4340323120403.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59930419 + ... + 60002797.

It is an arithmetic number, because the mean of its divisors is an integer number (77249755352).

Almost surely, 2^{4340323120432} 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 4340323120432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4634985321120).

4340323120432 is an abundant number, since it is smaller than the sum of its proper divisors (4929647521808).

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

4340323120432 is a wasteful number, since it uses less digits than its factorization.

4340323120432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72811 (or 72792 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 4340323120432 its reverse (2340213230434), we get a palindrome (6680536350866).

The spelling of 4340323120432 in words is "four trillion, three hundred forty billion, three hundred twenty-three million, one hundred twenty thousand, four hundred thirty-two".