326164545532120 has 128 divisors (see below), whose sum is σ = 742184131550400. Its totient is φ = 128990572609536.

The previous prime is 326164545532087. The next prime is 326164545532121. The reversal of 326164545532120 is 21235545461623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326164545532121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18959739439 + ... + 18959756641.

Almost surely, 2^{326164545532120} is an apocalyptic number.

It is an amenable number.

326164545532120 is an abundant number, since it is smaller than the sum of its proper divisors (416019586018280).

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

326164545532120 is a wasteful number, since it uses less digits than its factorization.

326164545532120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21957 (or 21953 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 49.

The spelling of 326164545532120 in words is "three hundred twenty-six trillion, one hundred sixty-four billion, five hundred forty-five million, five hundred thirty-two thousand, one hundred twenty".