325534403617 has 2 divisors, whose sum is σ = 325534403618. Its totient is φ = 325534403616.

The previous prime is 325534403599. The next prime is 325534403647. The reversal of 325534403617 is 716304435523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 261375540001 + 64158863616 = 511249^2 + 253296^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325534403617 is a prime.

It is not a weakly prime, because it can be changed into another prime (325534403647) 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, 162767201808 + 162767201809.

It is an arithmetic number, because the mean of its divisors is an integer number (162767201809).

Almost surely, 2^325534403617 is an apocalyptic number.

It is an amenable number.

325534403617 is a deficient number, since it is larger than the sum of its proper divisors (1).

325534403617 is an equidigital number, since it uses as much as digits as its factorization.

325534403617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 907200, while the sum is 43.

The spelling of 325534403617 in words is "three hundred twenty-five billion, five hundred thirty-four million, four hundred three thousand, six hundred seventeen".