325638668159 has 8 divisors (see below), whose sum is σ = 372166569600. Its totient is φ = 279112789656.

The previous prime is 325638668137. The next prime is 325638668167. The reversal of 325638668159 is 951866836523.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325638668159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325638668119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143489 + ... + 819674.

It is an arithmetic number, because the mean of its divisors is an integer number (46520821200).

Almost surely, 2^325638668159 is an apocalyptic number.

325638668159 is a deficient number, since it is larger than the sum of its proper divisors (46527901441).

325638668159 is an equidigital number, since it uses as much as digits as its factorization.

325638668159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011469.

The product of its digits is 55987200, while the sum is 62.

The spelling of 325638668159 in words is "three hundred twenty-five billion, six hundred thirty-eight million, six hundred sixty-eight thousand, one hundred fifty-nine".