327814860091 has 4 divisors (see below), whose sum is σ = 345068273800. Its totient is φ = 310561446384.

The previous prime is 327814860077. The next prime is 327814860101. The reversal of 327814860091 is 190068418723.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 327814860091 - 2¹⁹ = 327814335803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (327814860011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8626706826 + ... + 8626706863.

It is an arithmetic number, because the mean of its divisors is an integer number (86267068450).

Almost surely, 2^327814860091 is an apocalyptic number.

327814860091 is a deficient number, since it is larger than the sum of its proper divisors (17253413709).

327814860091 is a wasteful number, since it uses less digits than its factorization.

327814860091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17253413708.

The product of its (nonzero) digits is 580608, while the sum is 49.

The spelling of 327814860091 in words is "three hundred twenty-seven billion, eight hundred fourteen million, eight hundred sixty thousand, ninety-one".