326624066442 has 20 divisors (see below), whose sum is σ = 731879852946. Its totient is φ = 108874688760.

The previous prime is 326624066407. The next prime is 326624066491. The reversal of 326624066442 is 244660426623.

It can be written as a sum of positive squares in only one way, i.e., 302182183521 + 24441882921 = 549711^2 + 156339^2 .

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1008098809 + ... + 1008099132.

Almost surely, 2^326624066442 is an apocalyptic number.

326624066442 is an abundant number, since it is smaller than the sum of its proper divisors (405255786504).

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

326624066442 is a wasteful number, since it uses less digits than its factorization.

326624066442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2016197955 (or 2016197946 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 45.

The spelling of 326624066442 in words is "three hundred twenty-six billion, six hundred twenty-four million, sixty-six thousand, four hundred forty-two".