1328797830924 has 18 divisors (see below), whose sum is σ = 3358905628260. Its totient is φ = 442932610296.

The previous prime is 1328797830883. The next prime is 1328797830959. The reversal of 1328797830924 is 4290387978231.

It is a tau number, because it is divible by the number of its divisors (18).

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 5 ways as a sum of consecutive naturals, for example, 18455525394 + ... + 18455525465.

Almost surely, 2^{1328797830924} is an apocalyptic number.

It is an amenable number.

1328797830924 is an abundant number, since it is smaller than the sum of its proper divisors (2030107797336).

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

1328797830924 is a wasteful number, since it uses less digits than its factorization.

1328797830924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36911050869 (or 36911050864 counting only the distinct ones).

The product of its (nonzero) digits is 36578304, while the sum is 63.

The spelling of 1328797830924 in words is "one trillion, three hundred twenty-eight billion, seven hundred ninety-seven million, eight hundred thirty thousand, nine hundred twenty-four".