326501536013 has 8 divisors (see below), whose sum is σ = 331039345728. Its totient is φ = 321965488224.

The previous prime is 326501535989. The next prime is 326501536027. The reversal of 326501536013 is 310635105623.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 326501536013 - 2¹⁸ = 326501273869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326501536063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65081 + ... + 810702.

It is an arithmetic number, because the mean of its divisors is an integer number (41379918216).

Almost surely, 2^326501536013 is an apocalyptic number.

It is an amenable number.

326501536013 is a deficient number, since it is larger than the sum of its proper divisors (4537809715).

326501536013 is an equidigital number, since it uses as much as digits as its factorization.

326501536013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880963.

The product of its (nonzero) digits is 48600, while the sum is 35.

The spelling of 326501536013 in words is "three hundred twenty-six billion, five hundred one million, five hundred thirty-six thousand, thirteen".