328586439121 has 2 divisors, whose sum is σ = 328586439122. Its totient is φ = 328586439120.

The previous prime is 328586439079. The next prime is 328586439133. The reversal of 328586439121 is 121934685823.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 328208681025 + 377758096 = 572895^2 + 19436^2 .

It is an emirp because it is prime and its reverse (121934685823) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 328586439121 - 2²⁵ = 328552884689 is a prime.

It is not a weakly prime, because it can be changed into another prime (328586439221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164293219560 + 164293219561.

It is an arithmetic number, because the mean of its divisors is an integer number (164293219561).

Almost surely, 2^328586439121 is an apocalyptic number.

It is an amenable number.

328586439121 is a deficient number, since it is larger than the sum of its proper divisors (1).

328586439121 is an equidigital number, since it uses as much as digits as its factorization.

328586439121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2488320, while the sum is 52.

The spelling of 328586439121 in words is "three hundred twenty-eight billion, five hundred eighty-six million, four hundred thirty-nine thousand, one hundred twenty-one".