321441423414340 has 24 divisors (see below), whose sum is σ = 675603442668672. Its totient is φ = 128466768699360.

The previous prime is 321441423414283. The next prime is 321441423414359. The reversal of 321441423414340 is 43414324144123.

It is a junction number, because it is equal to n+sod(n) for n = 321441423414293 and 321441423414302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6862517644 + ... + 6862564483.

It is an arithmetic number, because the mean of its divisors is an integer number (28150143444528).

Almost surely, 2^{321441423414340} is an apocalyptic number.

It is an amenable number.

321441423414340 is an abundant number, since it is smaller than the sum of its proper divisors (354162019254332).

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

321441423414340 is a wasteful number, since it uses less digits than its factorization.

321441423414340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13725083307 (or 13725083305 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 40.

Adding to 321441423414340 its reverse (43414324144123), we get a palindrome (364855747558463).

The spelling of 321441423414340 in words is "three hundred twenty-one trillion, four hundred forty-one billion, four hundred twenty-three million, four hundred fourteen thousand, three hundred forty".