326532006543613 has 4 divisors (see below), whose sum is σ = 351649853200828. Its totient is φ = 301414159886400.

The previous prime is 326532006543593. The next prime is 326532006543637. The reversal of 326532006543613 is 316345600235623.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 23277749388804 + 303254257154809 = 4824702^2 + 17414197^2 .

It is a cyclic number.

It is not a de Polignac number, because 326532006543613 - 2³⁷ = 326394567590141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326532006543643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12558923328588 + ... + 12558923328613.

It is an arithmetic number, because the mean of its divisors is an integer number (87912463300207).

Almost surely, 2^{326532006543613} is an apocalyptic number.

It is an amenable number.

326532006543613 is a deficient number, since it is larger than the sum of its proper divisors (25117846657215).

326532006543613 is a wasteful number, since it uses less digits than its factorization.

326532006543613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25117846657214.

The product of its (nonzero) digits is 6998400, while the sum is 49.

The spelling of 326532006543613 in words is "three hundred twenty-six trillion, five hundred thirty-two billion, six million, five hundred forty-three thousand, six hundred thirteen".