328427785453 has 2 divisors, whose sum is σ = 328427785454. Its totient is φ = 328427785452.

The previous prime is 328427785403. The next prime is 328427785471. The reversal of 328427785453 is 354587724823.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 328377133764 + 50651689 = 573042^2 + 7117^2 .

It is a cyclic number.

It is not a de Polignac number, because 328427785453 - 2¹³ = 328427777261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328427785403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164213892726 + 164213892727.

It is an arithmetic number, because the mean of its divisors is an integer number (164213892727).

Almost surely, 2^328427785453 is an apocalyptic number.

It is an amenable number.

328427785453 is a deficient number, since it is larger than the sum of its proper divisors (1).

328427785453 is an equidigital number, since it uses as much as digits as its factorization.

328427785453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45158400, while the sum is 58.

The spelling of 328427785453 in words is "three hundred twenty-eight billion, four hundred twenty-seven million, seven hundred eighty-five thousand, four hundred fifty-three".