326243342623 has 4 divisors (see below), whose sum is σ = 355901828328. Its totient is φ = 296584856920.

The previous prime is 326243342543. The next prime is 326243342629.

326243342623 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 326243342623 - 2¹⁷ = 326243211551 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 (326243342629) 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, 14829242836 + ... + 14829242857.

It is an arithmetic number, because the mean of its divisors is an integer number (88975457082).

Almost surely, 2^326243342623 is an apocalyptic number.

326243342623 is a deficient number, since it is larger than the sum of its proper divisors (29658485705).

326243342623 is a wasteful number, since it uses less digits than its factorization.

326243342623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29658485704.

The product of its digits is 746496, while the sum is 40.

It can be divided in two parts, 326243 and 342623, that added together give a palindrome (668866).

The spelling of 326243342623 in words is "three hundred twenty-six billion, two hundred forty-three million, three hundred forty-two thousand, six hundred twenty-three".