243344443342 has 64 divisors (see below), whose sum is σ = 494143147008. Its totient is φ = 87516396000.

The previous prime is 243344443291. The next prime is 243344443351.

243344443342 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 243344443295 and 243344443304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 260034 + ... + 744517.

It is an arithmetic number, because the mean of its divisors is an integer number (7720986672).

Almost surely, 2^243344443342 is an apocalyptic number.

243344443342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

243344443342 is an abundant number, since it is smaller than the sum of its proper divisors (250798703666).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243344443342 is a wasteful number, since it uses less digits than its factorization.

243344443342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004606 (or 1004584 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 40.

It can be divided in two parts, 243344 and 443342, that added together give a palindrome (686686).

The spelling of 243344443342 in words is "two hundred forty-three billion, three hundred forty-four million, four hundred forty-three thousand, three hundred forty-two".