1323680179528 has 32 divisors (see below), whose sum is σ = 2836801791360. Its totient is φ = 567222652800.

The previous prime is 1323680179517. The next prime is 1323680179529. The reversal of 1323680179528 is 8259710863231.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1323680179529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 967573 + ... + 1893028.

It is an arithmetic number, because the mean of its divisors is an integer number (88650055980).

Almost surely, 2^{1323680179528} is an apocalyptic number.

It is an amenable number.

1323680179528 is an abundant number, since it is smaller than the sum of its proper divisors (1513121611832).

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

1323680179528 is a wasteful number, since it uses less digits than its factorization.

1323680179528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2868877 (or 2868873 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 55.

The spelling of 1323680179528 in words is "one trillion, three hundred twenty-three billion, six hundred eighty million, one hundred seventy-nine thousand, five hundred twenty-eight".