326065145472 has 384 divisors, whose sum is σ = 1041958494720. Its totient is φ = 97050470400.

The previous prime is 326065145447. The next prime is 326065145551. The reversal of 326065145472 is 274541560623.

326065145472 is a `hidden beast` number, since 3 + 2 + 60 + 6 + 514 + 5 + 4 + 72 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

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, 170982343 + ... + 170984249.

It is an arithmetic number, because the mean of its divisors is an integer number (2713433580).

Almost surely, 2^326065145472 is an apocalyptic number.

326065145472 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 326065145472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (520979247360).

326065145472 is an abundant number, since it is smaller than the sum of its proper divisors (715893349248).

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

326065145472 is a wasteful number, since it uses less digits than its factorization.

326065145472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2172 (or 2157 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 45.

The spelling of 326065145472 in words is "three hundred twenty-six billion, sixty-five million, one hundred forty-five thousand, four hundred seventy-two".