327172285439 has 4 divisors (see below), whose sum is σ = 328063763424. Its totient is φ = 326280807456.

The previous prime is 327172285397. The next prime is 327172285493. The reversal of 327172285439 is 934582271723.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-327172285439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (327172285039) 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, 445738442 + ... + 445739175.

It is an arithmetic number, because the mean of its divisors is an integer number (82015940856).

Almost surely, 2^327172285439 is an apocalyptic number.

327172285439 is a deficient number, since it is larger than the sum of its proper divisors (891477985).

327172285439 is an equidigital number, since it uses as much as digits as its factorization.

327172285439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891477984.

The product of its digits is 5080320, while the sum is 53.

The spelling of 327172285439 in words is "three hundred twenty-seven billion, one hundred seventy-two million, two hundred eighty-five thousand, four hundred thirty-nine".