1313302440032 has 96 divisors (see below), whose sum is σ = 2875791250080. Its totient is φ = 585372856320.

The previous prime is 1313302440011. The next prime is 1313302440041. The reversal of 1313302440032 is 2300442033131.

It is a super-2 number, since 2×1313302440032² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1313302439983 and 1313302440010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4297694 + ... + 4593122.

It is an arithmetic number, because the mean of its divisors is an integer number (29956158855).

Almost surely, 2^{1313302440032} 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 1313302440032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1437895625040).

1313302440032 is an abundant number, since it is smaller than the sum of its proper divisors (1562488810048).

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

1313302440032 is a wasteful number, since it uses less digits than its factorization.

1313302440032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295696 (or 295688 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 1313302440032 its reverse (2300442033131), we get a palindrome (3613744473163).

The spelling of 1313302440032 in words is "one trillion, three hundred thirteen billion, three hundred two million, four hundred forty thousand, thirty-two".