325949941440 has 336 divisors, whose sum is σ = 1158684374016. Its totient is φ = 84015360000.

The previous prime is 325949941367. The next prime is 325949941453. The reversal of 325949941440 is 44149949523.

325949941440 is a `hidden beast` number, since 3 + 2 + 5 + 9 + 499 + 4 + 144 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 100259815 + ... + 100263065.

Almost surely, 2^325949941440 is an apocalyptic number.

325949941440 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 325949941440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (579342187008).

325949941440 is an abundant number, since it is smaller than the sum of its proper divisors (832734432576).

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

325949941440 is a wasteful number, since it uses less digits than its factorization.

325949941440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4428 (or 4415 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 54.

The spelling of 325949941440 in words is "three hundred twenty-five billion, nine hundred forty-nine million, nine hundred forty-one thousand, four hundred forty".