325834637965 has 4 divisors (see below), whose sum is σ = 391001565564. Its totient is φ = 260667710368.

The previous prime is 325834637903. The next prime is 325834637977. The reversal of 325834637965 is 569736438523.

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 63048196836 + 262786441129 = 251094^2 + 512627^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325834637965 is a prime.

It is a super-2 number, since 2×325834637965² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32583463792 + ... + 32583463801.

It is an arithmetic number, because the mean of its divisors is an integer number (97750391391).

Almost surely, 2^325834637965 is an apocalyptic number.

It is an amenable number.

325834637965 is a deficient number, since it is larger than the sum of its proper divisors (65166927599).

325834637965 is an equidigital number, since it uses as much as digits as its factorization.

325834637965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65166927598.

The product of its digits is 97977600, while the sum is 61.

The spelling of 325834637965 in words is "three hundred twenty-five billion, eight hundred thirty-four million, six hundred thirty-seven thousand, nine hundred sixty-five".