325196081280 has 576 divisors, whose sum is σ = 1310206411800. Its totient is φ = 74107256832.

The previous prime is 325196081269. The next prime is 325196081293. The reversal of 325196081280 is 82180691523.

325196081280 is a `hidden beast` number, since 3 + 2 + 5 + 19 + 608 + 1 + 28 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 313161113664 + 12034967616 = 559608^2 + 109704^2 .

It is a tau number, because it is divible by the number of its divisors (576).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 105273976 + ... + 105277064.

Almost surely, 2^325196081280 is an apocalyptic number.

325196081280 is a gapful number since it is divisible by the number (30) 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 325196081280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (655103205900).

325196081280 is an abundant number, since it is smaller than the sum of its proper divisors (985010330520).

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

325196081280 is a wasteful number, since it uses less digits than its factorization.

325196081280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3501 (or 3479 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The spelling of 325196081280 in words is "three hundred twenty-five billion, one hundred ninety-six million, eighty-one thousand, two hundred eighty".