243422142441 has 8 divisors (see below), whose sum is σ = 327118470144. Its totient is φ = 161003621520.

The previous prime is 243422142419. The next prime is 243422142461. The reversal of 243422142441 is 144241224342.

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

It is not a de Polignac number, because 243422142441 - 2¹⁵ = 243422109673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (243422142461) 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, 319451250 + ... + 319452011.

It is an arithmetic number, because the mean of its divisors is an integer number (40889808768).

Almost surely, 2^243422142441 is an apocalyptic number.

It is an amenable number.

243422142441 is a deficient number, since it is larger than the sum of its proper divisors (83696327703).

243422142441 is a wasteful number, since it uses less digits than its factorization.

243422142441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638903391.

The product of its digits is 49152, while the sum is 33.

Adding to 243422142441 its reverse (144241224342), we get a palindrome (387663366783).

The spelling of 243422142441 in words is "two hundred forty-three billion, four hundred twenty-two million, one hundred forty-two thousand, four hundred forty-one".