313063529440 has 96 divisors (see below), whose sum is σ = 758889692064. Its totient is φ = 121971548160.

The previous prime is 313063529417. The next prime is 313063529507. The reversal of 313063529440 is 44925360313.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 313063529393 and 313063529402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4008847 + ... + 4086193.

It is an arithmetic number, because the mean of its divisors is an integer number (7905100959).

Almost surely, 2^313063529440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 313063529440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (379444846032).

313063529440 is an abundant number, since it is smaller than the sum of its proper divisors (445826162624).

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

313063529440 is a wasteful number, since it uses less digits than its factorization.

313063529440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78020 (or 78012 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 40.

Adding to 313063529440 its reverse (44925360313), we get a palindrome (357988889753).

The spelling of 313063529440 in words is "three hundred thirteen billion, sixty-three million, five hundred twenty-nine thousand, four hundred forty".