325000000000 has 240 divisors, whose sum is σ = 874145504232. Its totient is φ = 120000000000.

The previous prime is 324999999949. The next prime is 325000000001. The reversal of 325000000000 is 523.

It can be written as a sum of positive squares in 12 ways, for example, as 11632916736 + 313367083264 = 107856^2 + 559792^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (325000000001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24999999994 + ... + 25000000006.

Almost surely, 2^325000000000 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 325000000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (437072752116).

325000000000 is an abundant number, since it is smaller than the sum of its proper divisors (549145504232).

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

325000000000 is an frugal number, since it uses more digits than its factorization.

325000000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86 (or 20 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 10.

Adding to 325000000000 its reverse (523), we get a palindrome (325000000523).

It can be divided in two parts, 32 and 5000000000, that multiplied together give a square (160000000000 = 400000²).

The spelling of 325000000000 in words is "three hundred twenty-five billion", and thus it is an aban number.