1324225405728 has 72 divisors (see below), whose sum is σ = 3775702366800. Its totient is φ = 440243766144.

The previous prime is 1324225405709. The next prime is 1324225405733. The reversal of 1324225405728 is 8275045224231.

1324225405728 is a `hidden beast` number, since 1 + 3 + 2 + 4 + 22 + 54 + 0 + 572 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

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 11 ways as a sum of consecutive naturals, for example, 5956818 + ... + 6175121.

It is an arithmetic number, because the mean of its divisors is an integer number (52440310650).

Almost surely, 2^{1324225405728} is an apocalyptic number.

1324225405728 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1324225405728 is an abundant number, since it is smaller than the sum of its proper divisors (2451476961072).

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

1324225405728 is a wasteful number, since it uses less digits than its factorization.

1324225405728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12132334 (or 12132323 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 45.

The spelling of 1324225405728 in words is "one trillion, three hundred twenty-four billion, two hundred twenty-five million, four hundred five thousand, seven hundred twenty-eight".