321040431142606 has 8 divisors (see below), whose sum is σ = 550355024815920. Its totient is φ = 137588756203968.

The previous prime is 321040431142597. The next prime is 321040431142621. The reversal of 321040431142606 is 606241134040123.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11465729683651 + ... + 11465729683678.

It is an arithmetic number, because the mean of its divisors is an integer number (68794378101990).

Almost surely, 2^{321040431142606} is an apocalyptic number.

321040431142606 is a deficient number, since it is larger than the sum of its proper divisors (229314593673314).

321040431142606 is a wasteful number, since it uses less digits than its factorization.

321040431142606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22931459367338.

The product of its (nonzero) digits is 82944, while the sum is 37.

Adding to 321040431142606 its reverse (606241134040123), we get a palindrome (927281565182729).

The spelling of 321040431142606 in words is "three hundred twenty-one trillion, forty billion, four hundred thirty-one million, one hundred forty-two thousand, six hundred six".