1328204568 has 16 divisors (see below), whose sum is σ = 3320511480. Its totient is φ = 442734848.

The previous prime is 1328204531. The next prime is 1328204573. The reversal of 1328204568 is 8654028231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27670905 + ... + 27670952.

Almost surely, 2^1328204568 is an apocalyptic number.

It is an amenable number.

1328204568 is an abundant number, since it is smaller than the sum of its proper divisors (1992306912).

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

1328204568 is a wasteful number, since it uses less digits than its factorization.

1328204568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55341866 (or 55341862 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 39.

The square root of 1328204568 is about 36444.5409903870. The cubic root of 1328204568 is about 1099.2293687820.

The spelling of 1328204568 in words is "one billion, three hundred twenty-eight million, two hundred four thousand, five hundred sixty-eight".