327240626401 has 4 divisors (see below), whose sum is σ = 352412982292. Its totient is φ = 302068270512.

The previous prime is 327240626357. The next prime is 327240626513. The reversal of 327240626401 is 104626042723.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 104626042723 = 15797 ⋅6623159.

It can be written as a sum of positive squares in 2 ways, for example, as 30319167376 + 296921459025 = 174124^2 + 544905^2 .

It is a cyclic number.

It is not a de Polignac number, because 327240626401 - 2¹⁹ = 327240102113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (327240626101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12586177926 + ... + 12586177951.

It is an arithmetic number, because the mean of its divisors is an integer number (88103245573).

Almost surely, 2^327240626401 is an apocalyptic number.

It is an amenable number.

327240626401 is a deficient number, since it is larger than the sum of its proper divisors (25172355891).

327240626401 is a wasteful number, since it uses less digits than its factorization.

327240626401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25172355890.

The product of its (nonzero) digits is 96768, while the sum is 37.

The spelling of 327240626401 in words is "three hundred twenty-seven billion, two hundred forty million, six hundred twenty-six thousand, four hundred one".