325256106256 has 20 divisors (see below), whose sum is σ = 630575417500. Its totient is φ = 162526966272.

The previous prime is 325256106191. The next prime is 325256106269. The reversal of 325256106256 is 652601652523.

It can be written as a sum of positive squares in 2 ways, for example, as 289465520400 + 35790585856 = 538020^2 + 189184^2 .

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, 6291381 + ... + 6342868.

It is an arithmetic number, because the mean of its divisors is an integer number (31528770875).

Almost surely, 2^325256106256 is an apocalyptic number.

It is an amenable number.

325256106256 is a deficient number, since it is larger than the sum of its proper divisors (305319311244).

325256106256 is a wasteful number, since it uses less digits than its factorization.

325256106256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12635866 (or 12635860 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 43.

Adding to 325256106256 its reverse (652601652523), we get a palindrome (977857758779).

The spelling of 325256106256 in words is "three hundred twenty-five billion, two hundred fifty-six million, one hundred six thousand, two hundred fifty-six".