326545950528 has 294 divisors, whose sum is σ = 1130166680226. Its totient is φ = 93298189824.

The previous prime is 326545950503. The next prime is 326545950551. The reversal of 326545950528 is 825059545623.

326545950528 is a `hidden beast` number, since 3 + 2 + 6 + 545 + 95 + 0 + 5 + 2 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 247454512704 + 79091437824 = 497448^2 + 281232^2 .

It is a tau number, because it is divible by the number of its divisors (294).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

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 41 ways as a sum of consecutive naturals, for example, 2214726 + ... + 2357562.

Almost surely, 2^326545950528 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 326545950528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (565083340113).

326545950528 is an abundant number, since it is smaller than the sum of its proper divisors (803620729698).

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

326545950528 is an equidigital number, since it uses as much as digits as its factorization.

326545950528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142881 (or 142849 counting only the distinct ones).

The product of its (nonzero) digits is 12960000, while the sum is 54.

The spelling of 326545950528 in words is "three hundred twenty-six billion, five hundred forty-five million, nine hundred fifty thousand, five hundred twenty-eight".