1328144516 has 24 divisors (see below), whose sum is σ = 2502692640. Its totient is φ = 614413952.

The previous prime is 1328144459. The next prime is 1328144527. The reversal of 1328144516 is 6154418231.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 161510 + ... + 169533.

It is an arithmetic number, because the mean of its divisors is an integer number (104278860).

Almost surely, 2^1328144516 is an apocalyptic number.

It is an amenable number.

1328144516 is a deficient number, since it is larger than the sum of its proper divisors (1174548124).

1328144516 is a wasteful number, since it uses less digits than its factorization.

1328144516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331123 (or 331121 counting only the distinct ones).

The product of its digits is 23040, while the sum is 35.

The square root of 1328144516 is about 36443.7170991105. The cubic root of 1328144516 is about 1099.2128020777.

The spelling of 1328144516 in words is "one billion, three hundred twenty-eight million, one hundred forty-four thousand, five hundred sixteen".