328677281447 has 2 divisors, whose sum is σ = 328677281448. Its totient is φ = 328677281446.

The previous prime is 328677281441. The next prime is 328677281483. The reversal of 328677281447 is 744182776823.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 328677281447 - 2¹⁰ = 328677280423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328677281441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164338640723 + 164338640724.

It is an arithmetic number, because the mean of its divisors is an integer number (164338640724).

Almost surely, 2^328677281447 is an apocalyptic number.

328677281447 is a deficient number, since it is larger than the sum of its proper divisors (1).

328677281447 is an equidigital number, since it uses as much as digits as its factorization.

328677281447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25288704, while the sum is 59.

The spelling of 328677281447 in words is "three hundred twenty-eight billion, six hundred seventy-seven million, two hundred eighty-one thousand, four hundred forty-seven".