42043323210 has 128 divisors (see below), whose sum is σ = 116817292800. Its totient is φ = 9485414400.

The previous prime is 42043323199. The next prime is 42043323211. The reversal of 42043323210 is 1232334024.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42043323211) 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 63 ways as a sum of consecutive naturals, for example, 13100086 + ... + 13103294.

It is an arithmetic number, because the mean of its divisors is an integer number (912635100).

Almost surely, 2^42043323210 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42043323210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58408646400).

42043323210 is an abundant number, since it is smaller than the sum of its proper divisors (74773969590).

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

42043323210 is a wasteful number, since it uses less digits than its factorization.

42043323210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4016.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 42043323210 its reverse (1232334024), we get a palindrome (43275657234).

The spelling of 42043323210 in words is "forty-two billion, forty-three million, three hundred twenty-three thousand, two hundred ten".