243326623342 has 16 divisors (see below), whose sum is σ = 398186014464. Its totient is φ = 110598795000.

The previous prime is 243326623321. The next prime is 243326623381.

243326623342 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 243326623295 and 243326623304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 421717 + ... + 815167.

It is an arithmetic number, because the mean of its divisors is an integer number (24886625904).

Almost surely, 2^243326623342 is an apocalyptic number.

243326623342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

243326623342 is a deficient number, since it is larger than the sum of its proper divisors (154859391122).

243326623342 is a wasteful number, since it uses less digits than its factorization.

243326623342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421575.

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

It can be divided in two parts, 243326 and 623342, that added together give a palindrome (866668).

The spelling of 243326623342 in words is "two hundred forty-three billion, three hundred twenty-six million, six hundred twenty-three thousand, three hundred forty-two".