42004340324 has 24 divisors (see below), whose sum is σ = 73797910200. Its totient is φ = 20919354624.

The previous prime is 42004340311. The next prime is 42004340327. The reversal of 42004340324 is 42304340024.

It can be written as a sum of positive squares in 4 ways, for example, as 7679367424 + 34324972900 = 87632^2 + 185270^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42004340293 and 42004340302.

It is not an unprimeable number, because it can be changed into a prime (42004340327) 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, 1314602 + ... + 1346174.

It is an arithmetic number, because the mean of its divisors is an integer number (3074912925).

Almost surely, 2^42004340324 is an apocalyptic number.

It is an amenable number.

42004340324 is a deficient number, since it is larger than the sum of its proper divisors (31793569876).

42004340324 is a wasteful number, since it uses less digits than its factorization.

42004340324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32879 (or 32877 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 42004340324 its reverse (42304340024), we get a palindrome (84308680348).

The spelling of 42004340324 in words is "forty-two billion, four million, three hundred forty thousand, three hundred twenty-four".