325646532315385 has 4 divisors (see below), whose sum is σ = 390775838778468. Its totient is φ = 260517225852304.

The previous prime is 325646532315341. The next prime is 325646532315473. The reversal of 325646532315385 is 583513235646523.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 102939530311744 + 222707002003641 = 10145912^2 + 14923371^2 .

It is a cyclic number.

It is not a de Polignac number, because 325646532315385 - 2⁷ = 325646532315257 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32564653231534 + ... + 32564653231543.

It is an arithmetic number, because the mean of its divisors is an integer number (97693959694617).

Almost surely, 2^{325646532315385} is an apocalyptic number.

It is an amenable number.

325646532315385 is a deficient number, since it is larger than the sum of its proper divisors (65129306463083).

325646532315385 is an equidigital number, since it uses as much as digits as its factorization.

325646532315385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65129306463082.

The product of its digits is 233280000, while the sum is 61.

The spelling of 325646532315385 in words is "three hundred twenty-five trillion, six hundred forty-six billion, five hundred thirty-two million, three hundred fifteen thousand, three hundred eighty-five".