325223447933952 has 198 divisors, whose sum is σ = 961422550033842. Its totient is φ = 105886698430464.

The previous prime is 325223447933893. The next prime is 325223447933959. The reversal of 325223447933952 is 259339744322523.

325223447933952 is a `hidden beast` number, since 3 + 2 + 5 + 2 + 23 + 447 + 93 + 39 + 52 = 666.

It can be written as a sum of positive squares in only one way, i.e., 318308988358656 + 6914459575296 = 17841216^2 + 2629536^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 325223447933952.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325223447933959) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 7497658 + ... + 26583110.

Almost surely, 2^{325223447933952} is an apocalyptic number.

325223447933952 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 325223447933952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (480711275016921).

325223447933952 is an abundant number, since it is smaller than the sum of its proper divisors (636199102099890).

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

325223447933952 is a wasteful number, since it uses less digits than its factorization.

325223447933952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19085565 (or 19085501 counting only the distinct ones).

The product of its digits is 293932800, while the sum is 63.

The spelling of 325223447933952 in words is "three hundred twenty-five trillion, two hundred twenty-three billion, four hundred forty-seven million, nine hundred thirty-three thousand, nine hundred fifty-two".