325571255117 has 4 divisors (see below), whose sum is σ = 344722505436. Its totient is φ = 306420004800.

The previous prime is 325571255099. The next prime is 325571255147. The reversal of 325571255117 is 711552175523.

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 255859942276 + 69711312841 = 505826^2 + 264029^2 .

It is a cyclic number.

It is not a de Polignac number, because 325571255117 - 2⁸ = 325571254861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325571255147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9575625134 + ... + 9575625167.

It is an arithmetic number, because the mean of its divisors is an integer number (86180626359).

Almost surely, 2^325571255117 is an apocalyptic number.

It is an amenable number.

325571255117 is a deficient number, since it is larger than the sum of its proper divisors (19151250319).

325571255117 is a wasteful number, since it uses less digits than its factorization.

325571255117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19151250318.

The product of its digits is 367500, while the sum is 44.

The spelling of 325571255117 in words is "three hundred twenty-five billion, five hundred seventy-one million, two hundred fifty-five thousand, one hundred seventeen".