326506473853 has 8 divisors (see below), whose sum is σ = 382251481920. Its totient is φ = 273036772320.

The previous prime is 326506473791. The next prime is 326506473877. The reversal of 326506473853 is 358374605623.

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 326506473853 - 2²⁹ = 325969602941 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 326506473853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326506473893) by changing a digit.

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, 568826323 + ... + 568826896.

It is an arithmetic number, because the mean of its divisors is an integer number (47781435240).

Almost surely, 2^326506473853 is an apocalyptic number.

It is an amenable number.

326506473853 is a deficient number, since it is larger than the sum of its proper divisors (55745008067).

326506473853 is a wasteful number, since it uses less digits than its factorization.

326506473853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137653267.

The product of its (nonzero) digits is 10886400, while the sum is 52.

The spelling of 326506473853 in words is "three hundred twenty-six billion, five hundred six million, four hundred seventy-three thousand, eight hundred fifty-three".