340443133010321 has 8 divisors (see below), whose sum is σ = 375565458276000. Its totient is φ = 306016299334240.

The previous prime is 340443133010317. The next prime is 340443133010347. The reversal of 340443133010321 is 123010331344043.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 340443133010321 - 2² = 340443133010317 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (340443133010021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173872896371 + ... + 173872898328.

It is an arithmetic number, because the mean of its divisors is an integer number (46945682284500).

Almost surely, 2^{340443133010321} is an apocalyptic number.

It is an amenable number.

340443133010321 is a deficient number, since it is larger than the sum of its proper divisors (35122325265679).

340443133010321 is a wasteful number, since it uses less digits than its factorization.

340443133010321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347745794799.

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 340443133010321 its reverse (123010331344043), we get a palindrome (463453464354364).

The spelling of 340443133010321 in words is "three hundred forty trillion, four hundred forty-three billion, one hundred thirty-three million, ten thousand, three hundred twenty-one".