325123478412 has 144 divisors (see below), whose sum is σ = 798805137312. Its totient is φ = 102904954880.

The previous prime is 325123478411. The next prime is 325123478419. The reversal of 325123478412 is 214874321523.

It is not an unprimeable number, because it can be changed into a prime (325123478411) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 156233212 + ... + 156235292.

It is an arithmetic number, because the mean of its divisors is an integer number (5547257898).

Almost surely, 2^325123478412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 325123478412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (399402568656).

325123478412 is an abundant number, since it is smaller than the sum of its proper divisors (473681658900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

325123478412 is a wasteful number, since it uses less digits than its factorization.

325123478412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2396 (or 2365 counting only the distinct ones).

The product of its digits is 322560, while the sum is 42.

Adding to 325123478412 its reverse (214874321523), we get a palindrome (539997799935).

The spelling of 325123478412 in words is "three hundred twenty-five billion, one hundred twenty-three million, four hundred seventy-eight thousand, four hundred twelve".