42443402323 has 8 divisors (see below), whose sum is σ = 48515010048. Its totient is φ = 36373860744.

The previous prime is 42443402321. The next prime is 42443402333. The reversal of 42443402323 is 32320434424.

It is a happy number.

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 42443402323 - 2¹ = 42443402321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42443402321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 472261 + ... + 554902.

It is an arithmetic number, because the mean of its divisors is an integer number (6064376256).

Almost surely, 2^42443402323 is an apocalyptic number.

42443402323 is a deficient number, since it is larger than the sum of its proper divisors (6071607725).

42443402323 is a wasteful number, since it uses less digits than its factorization.

42443402323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033073.

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 42443402323 its reverse (32320434424), we get a palindrome (74763836747).

The spelling of 42443402323 in words is "forty-two billion, four hundred forty-three million, four hundred two thousand, three hundred twenty-three".