325112316643409 has 2 divisors, whose sum is σ = 325112316643410. Its totient is φ = 325112316643408.

The previous prime is 325112316643399. The next prime is 325112316643483. The reversal of 325112316643409 is 904346613211523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 315919626160384 + 9192690483025 = 17774128^2 + 3031945^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325112316643409 is a prime.

It is not a weakly prime, because it can be changed into another prime (325112316640409) 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, 162556158321704 + 162556158321705.

It is an arithmetic number, because the mean of its divisors is an integer number (162556158321705).

Almost surely, 2^{325112316643409} is an apocalyptic number.

It is an amenable number.

325112316643409 is a deficient number, since it is larger than the sum of its proper divisors (1).

325112316643409 is an equidigital number, since it uses as much as digits as its factorization.

325112316643409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2799360, while the sum is 50.

The spelling of 325112316643409 in words is "three hundred twenty-five trillion, one hundred twelve billion, three hundred sixteen million, six hundred forty-three thousand, four hundred nine".