340231233421040 has 320 divisors, whose sum is σ = 900192265257600. Its totient is φ = 118881635696640.

The previous prime is 340231233420989. The next prime is 340231233421043. The reversal of 340231233421040 is 40124332132043.

It is a junction number, because it is equal to n+sod(n) for n = 340231233420988 and 340231233421006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340231233421043) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6626865770 + ... + 6626917110.

It is an arithmetic number, because the mean of its divisors is an integer number (2813100828930).

Almost surely, 2^{340231233421040} 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 340231233421040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (450096132628800).

340231233421040 is an abundant number, since it is smaller than the sum of its proper divisors (559961031836560).

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

340231233421040 is a wasteful number, since it uses less digits than its factorization.

340231233421040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52353 (or 52309 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 340231233421040 its reverse (40124332132043), we get a palindrome (380355565553083).

The spelling of 340231233421040 in words is "three hundred forty trillion, two hundred thirty-one billion, two hundred thirty-three million, four hundred twenty-one thousand, forty".