1328528775742 has 12 divisors (see below), whose sum is σ = 2318147149680. Its totient is φ = 569369475276.

The previous prime is 1328528775737. The next prime is 1328528775839. The reversal of 1328528775742 is 2475778258231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6778207942 + ... + 6778208137.

It is an arithmetic number, because the mean of its divisors is an integer number (193178929140).

Almost surely, 2^{1328528775742} is an apocalyptic number.

1328528775742 is a deficient number, since it is larger than the sum of its proper divisors (989618373938).

1328528775742 is a wasteful number, since it uses less digits than its factorization.

1328528775742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13556416095 (or 13556416088 counting only the distinct ones).

The product of its digits is 52684800, while the sum is 61.

The spelling of 1328528775742 in words is "one trillion, three hundred twenty-eight billion, five hundred twenty-eight million, seven hundred seventy-five thousand, seven hundred forty-two".