326217712623 has 8 divisors (see below), whose sum is σ = 474498491136. Its totient is φ = 197707704600.

The previous prime is 326217712591. The next prime is 326217712631.

326217712623 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 326217712623 - 2⁵ = 326217712591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326217712633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4942692583 + ... + 4942692648.

It is an arithmetic number, because the mean of its divisors is an integer number (59312311392).

Almost surely, 2^326217712623 is an apocalyptic number.

326217712623 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

326217712623 is a deficient number, since it is larger than the sum of its proper divisors (148280778513).

326217712623 is a wasteful number, since it uses less digits than its factorization.

326217712623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9885385245.

The product of its digits is 254016, while the sum is 42.

The spelling of 326217712623 in words is "three hundred twenty-six billion, two hundred seventeen million, seven hundred twelve thousand, six hundred twenty-three".