313320341000440 has 32 divisors (see below), whose sum is σ = 706746512292480. Its totient is φ = 125012448392832.

The previous prime is 313320341000393. The next prime is 313320341000489. The reversal of 313320341000440 is 44000143023313.

It is a junction number, because it is equal to n+sod(n) for n = 313320341000399 and 313320341000408.

It is a congruent number.

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, 9865234152 + ... + 9865265911.

It is an arithmetic number, because the mean of its divisors is an integer number (22085828509140).

Almost surely, 2^{313320341000440} is an apocalyptic number.

It is an amenable number.

313320341000440 is an abundant number, since it is smaller than the sum of its proper divisors (393426171292040).

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

313320341000440 is a wasteful number, since it uses less digits than its factorization.

313320341000440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19730500471 (or 19730500467 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 313320341000440 its reverse (44000143023313), we get a palindrome (357320484023753).

The spelling of 313320341000440 in words is "three hundred thirteen trillion, three hundred twenty billion, three hundred forty-one million, four hundred forty", and thus it is an aban number.