1324009680128 has 18 divisors (see below), whose sum is σ = 2642847447954. Its totient is φ = 662004839936.

The previous prime is 1324009680127. The next prime is 1324009680143. The reversal of 1324009680128 is 8210869004231.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1060339753984 + 263669926144 = 1029728^2 + 513488^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1324009680127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2585956151 + ... + 2585956662.

Almost surely, 2^{1324009680128} is an apocalyptic number.

It is an amenable number.

1324009680128 is a deficient number, since it is larger than the sum of its proper divisors (1318837767826).

1324009680128 is an frugal number, since it uses more digits than its factorization.

1324009680128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5171912829 (or 5171912815 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 44.

The spelling of 1324009680128 in words is "one trillion, three hundred twenty-four billion, nine million, six hundred eighty thousand, one hundred twenty-eight".