325375553889 has 27 divisors (see below), whose sum is σ = 474687491187. Its totient is φ = 214768845504.

The previous prime is 325375553887. The next prime is 325375553927. The reversal of 325375553889 is 988355573523.

The square root of 325375553889 is 570417.

It is a perfect power (a square), and thus also a powerful number.

325375553889 is a `hidden beast` number, since 3 + 2 + 5 + 3 + 75 + 553 + 8 + 8 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 164888784225 + 160486769664 = 406065^2 + 400608^2 .

It is not a de Polignac number, because 325375553889 - 2¹ = 325375553887 is a prime.

It is not an unprimeable number, because it can be changed into a prime (325375553887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 183102969 + ... + 183104745.

Almost surely, 2^325375553889 is an apocalyptic number.

325375553889 is the 570417-th square number.

325375553889 is the 285209-th centered octagonal number.

It is an amenable number.

325375553889 is a deficient number, since it is larger than the sum of its proper divisors (149311937298).

325375553889 is an frugal number, since it uses more digits than its factorization.

325375553889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3774 (or 1887 counting only the distinct ones).

The product of its digits is 136080000, while the sum is 63.

The spelling of 325375553889 in words is "three hundred twenty-five billion, three hundred seventy-five million, five hundred fifty-three thousand, eight hundred eighty-nine".