42243440322 has 8 divisors (see below), whose sum is σ = 84486880656. Its totient is φ = 14081146772.

The previous prime is 42243440321. The next prime is 42243440329. The reversal of 42243440322 is 22304434224.

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

42243440322 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 42243440322.

It is not an unprimeable number, because it can be changed into a prime (42243440321) 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, 3520286688 + ... + 3520286699.

It is an arithmetic number, because the mean of its divisors is an integer number (10560860082).

Almost surely, 2^42243440322 is an apocalyptic number.

42243440322 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

42243440322 is a wasteful number, since it uses less digits than its factorization.

42243440322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7040573392.

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 42243440322 its reverse (22304434224), we get a palindrome (64547874546).

The spelling of 42243440322 in words is "forty-two billion, two hundred forty-three million, four hundred forty thousand, three hundred twenty-two".