321440410420334 has 8 divisors (see below), whose sum is σ = 483617294228568. Its totient is φ = 160234645677480.

The previous prime is 321440410420249. The next prime is 321440410420397. The reversal of 321440410420334 is 433024014044123.

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

It is a junction number, because it is equal to n+sod(n) for n = 321440410420294 and 321440410420303.

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, 242779765517 + ... + 242779766840.

It is an arithmetic number, because the mean of its divisors is an integer number (60452161778571).

Almost surely, 2^{321440410420334} is an apocalyptic number.

321440410420334 is a deficient number, since it is larger than the sum of its proper divisors (162176883808234).

321440410420334 is a wasteful number, since it uses less digits than its factorization.

321440410420334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485559532690.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 321440410420334 its reverse (433024014044123), we get a palindrome (754464424464457).

The spelling of 321440410420334 in words is "three hundred twenty-one trillion, four hundred forty billion, four hundred ten million, four hundred twenty thousand, three hundred thirty-four".