326052413104640 has 80 divisors (see below), whose sum is σ = 781791354704448. Its totient is φ = 130416002297856.

The previous prime is 326052413104633. The next prime is 326052413104687. The reversal of 326052413104640 is 46401314250623.

It is a tau number, because it is divible by the number of its divisors (80).

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 7 ways as a sum of consecutive naturals, for example, 65232779 + ... + 70052981.

Almost surely, 2^{326052413104640} is an apocalyptic number.

It is an amenable number.

326052413104640 is an abundant number, since it is smaller than the sum of its proper divisors (455738941599808).

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

326052413104640 is an equidigital number, since it uses as much as digits as its factorization.

326052413104640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4846649 (or 4846633 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 326052413104640 in words is "three hundred twenty-six trillion, fifty-two billion, four hundred thirteen million, one hundred four thousand, six hundred forty".