325603806673 has 2 divisors, whose sum is σ = 325603806674. Its totient is φ = 325603806672.

The previous prime is 325603806653. The next prime is 325603806691. The reversal of 325603806673 is 376608306523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 210063638929 + 115540167744 = 458327^2 + 339912^2 .

It is a cyclic number.

It is not a de Polignac number, because 325603806673 - 2⁵ = 325603806641 is a prime.

It is not a weakly prime, because it can be changed into another prime (325603806613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162801903336 + 162801903337.

It is an arithmetic number, because the mean of its divisors is an integer number (162801903337).

Almost surely, 2^325603806673 is an apocalyptic number.

It is an amenable number.

325603806673 is a deficient number, since it is larger than the sum of its proper divisors (1).

325603806673 is an equidigital number, since it uses as much as digits as its factorization.

325603806673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3265920, while the sum is 49.

The spelling of 325603806673 in words is "three hundred twenty-five billion, six hundred three million, eight hundred six thousand, six hundred seventy-three".