328281355771 has 2 divisors, whose sum is σ = 328281355772. Its totient is φ = 328281355770.

The previous prime is 328281355763. The next prime is 328281355781. The reversal of 328281355771 is 177553182823.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 328281355771 - 2³ = 328281355763 is a prime.

It is not a weakly prime, because it can be changed into another prime (328281355781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164140677885 + 164140677886.

It is an arithmetic number, because the mean of its divisors is an integer number (164140677886).

Almost surely, 2^328281355771 is an apocalyptic number.

328281355771 is a deficient number, since it is larger than the sum of its proper divisors (1).

328281355771 is an equidigital number, since it uses as much as digits as its factorization.

328281355771 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2822400, while the sum is 52.

The spelling of 328281355771 in words is "three hundred twenty-eight billion, two hundred eighty-one million, three hundred fifty-five thousand, seven hundred seventy-one".