1328522748828 has 48 divisors (see below), whose sum is σ = 3381968177280. Its totient is φ = 402550043200.

The previous prime is 1328522748823. The next prime is 1328522748851. The reversal of 1328522748828 is 8288472258231.

It is a super-4 number, since 4×1328522748828⁴ (a number of 50 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1328522748823) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1253818 + ... + 2056478.

It is an arithmetic number, because the mean of its divisors is an integer number (70457670360).

Almost surely, 2^{1328522748828} is an apocalyptic number.

It is an amenable number.

1328522748828 is an abundant number, since it is smaller than the sum of its proper divisors (2053445428452).

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

1328522748828 is a wasteful number, since it uses less digits than its factorization.

1328522748828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815218 (or 815216 counting only the distinct ones).

The product of its digits is 27525120, while the sum is 60.

The spelling of 1328522748828 in words is "one trillion, three hundred twenty-eight billion, five hundred twenty-two million, seven hundred forty-eight thousand, eight hundred twenty-eight".