243244403441 has 8 divisors (see below), whose sum is σ = 266395436160. Its totient is φ = 220727645712.

The previous prime is 243244403393. The next prime is 243244403453. The reversal of 243244403441 is 144304442342.

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 243244403441 - 2²² = 243240209137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243244403461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158567945 + ... + 158569478.

It is an arithmetic number, because the mean of its divisors is an integer number (33299429520).

Almost surely, 2^243244403441 is an apocalyptic number.

It is an amenable number.

243244403441 is a deficient number, since it is larger than the sum of its proper divisors (23151032719).

243244403441 is a wasteful number, since it uses less digits than its factorization.

243244403441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317137495.

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 243244403441 its reverse (144304442342), we get a palindrome (387548845783).

The spelling of 243244403441 in words is "two hundred forty-three billion, two hundred forty-four million, four hundred three thousand, four hundred forty-one".