327981528845 has 16 divisors (see below), whose sum is σ = 402879968832. Its totient is φ = 256188320640.

The previous prime is 327981528811. The next prime is 327981528859. The reversal of 327981528845 is 548825189723.

It is not a de Polignac number, because 327981528845 - 2²⁶ = 327914419981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 302150 + ... + 864440.

It is an arithmetic number, because the mean of its divisors is an integer number (25179998052).

Almost surely, 2^327981528845 is an apocalyptic number.

It is an amenable number.

327981528845 is a deficient number, since it is larger than the sum of its proper divisors (74898439987).

327981528845 is a wasteful number, since it uses less digits than its factorization.

327981528845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565052.

The product of its digits is 38707200, while the sum is 62.

The spelling of 327981528845 in words is "three hundred twenty-seven billion, nine hundred eighty-one million, five hundred twenty-eight thousand, eight hundred forty-five".