1327330312764 has 96 divisors (see below), whose sum is σ = 3339434762496. Its totient is φ = 408805678080.

The previous prime is 1327330312741. The next prime is 1327330312879. The reversal of 1327330312764 is 4672130337231.

It is a super-2 number, since 2×1327330312764² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6406239 + ... + 6610185.

It is an arithmetic number, because the mean of its divisors is an integer number (34785778776).

Almost surely, 2^{1327330312764} 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 1327330312764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1669717381248).

1327330312764 is an abundant number, since it is smaller than the sum of its proper divisors (2012104449732).

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

1327330312764 is a wasteful number, since it uses less digits than its factorization.

1327330312764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204555 (or 204553 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 42.

Adding to 1327330312764 its reverse (4672130337231), we get a palindrome (5999460649995).

The spelling of 1327330312764 in words is "one trillion, three hundred twenty-seven billion, three hundred thirty million, three hundred twelve thousand, seven hundred sixty-four".