325384421418 has 192 divisors, whose sum is σ = 830631739392. Its totient is φ = 90140169600.

The previous prime is 325384421399. The next prime is 325384421419. The reversal of 325384421418 is 814124483523.

325384421418 is a `hidden beast` number, since 32 + 5 + 38 + 442 + 141 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (325384421419) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 224867571 + ... + 224869017.

It is an arithmetic number, because the mean of its divisors is an integer number (4326206976).

Almost surely, 2^325384421418 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 325384421418, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (415315869696).

325384421418 is an abundant number, since it is smaller than the sum of its proper divisors (505247317974).

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

325384421418 is a wasteful number, since it uses less digits than its factorization.

325384421418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1889 (or 1886 counting only the distinct ones).

The product of its digits is 737280, while the sum is 45.

The spelling of 325384421418 in words is "three hundred twenty-five billion, three hundred eighty-four million, four hundred twenty-one thousand, four hundred eighteen".