42322143340 has 24 divisors (see below), whose sum is σ = 88919878320. Its totient is φ = 16920595008.

The previous prime is 42322143319. The next prime is 42322143343. The reversal of 42322143340 is 4334122324.

It is a junction number, because it is equal to n+sod(n) for n = 42322143299 and 42322143308.

It is not an unprimeable number, because it can be changed into a prime (42322143343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 474310 + ... + 556429.

It is an arithmetic number, because the mean of its divisors is an integer number (3704994930).

Almost surely, 2^42322143340 is an apocalyptic number.

It is an amenable number.

42322143340 is an abundant number, since it is smaller than the sum of its proper divisors (46597734980).

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

42322143340 is a wasteful number, since it uses less digits than its factorization.

42322143340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1032801 (or 1032799 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 42322143340 its reverse (4334122324), we get a palindrome (46656265664).

The spelling of 42322143340 in words is "forty-two billion, three hundred twenty-two million, one hundred forty-three thousand, three hundred forty".