327545808649 has 4 divisors (see below), whose sum is σ = 328042843920. Its totient is φ = 327048773380.

The previous prime is 327545808647. The next prime is 327545808677. The reversal of 327545808649 is 946808545723.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 327545808649 - 2¹ = 327545808647 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (327545808647) 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, 248516647 + ... + 248517964.

It is an arithmetic number, because the mean of its divisors is an integer number (82010710980).

Almost surely, 2^327545808649 is an apocalyptic number.

It is an amenable number.

327545808649 is a deficient number, since it is larger than the sum of its proper divisors (497035271).

327545808649 is an equidigital number, since it uses as much as digits as its factorization.

327545808649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497035270.

The product of its (nonzero) digits is 58060800, while the sum is 61.

The spelling of 327545808649 in words is "three hundred twenty-seven billion, five hundred forty-five million, eight hundred eight thousand, six hundred forty-nine".