1328528775775 has 24 divisors (see below), whose sum is σ = 1678628409120. Its totient is φ = 1042664039040.

The previous prime is 1328528775737. The next prime is 1328528775839. The reversal of 1328528775775 is 5775778258231.

It is not a de Polignac number, because 1328528775775 - 2²³ = 1328520387167 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1328528775775.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14621134 + ... + 14711716.

It is an arithmetic number, because the mean of its divisors is an integer number (69942850380).

Almost surely, 2^{1328528775775} is an apocalyptic number.

1328528775775 is a deficient number, since it is larger than the sum of its proper divisors (350099633345).

1328528775775 is a wasteful number, since it uses less digits than its factorization.

1328528775775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101715 (or 101710 counting only the distinct ones).

The product of its digits is 230496000, while the sum is 67.

The spelling of 1328528775775 in words is "one trillion, three hundred twenty-eight billion, five hundred twenty-eight million, seven hundred seventy-five thousand, seven hundred seventy-five".