40322430242 has 8 divisors (see below), whose sum is σ = 60509055132. Its totient is φ = 20152745200.

The previous prime is 40322430199. The next prime is 40322430257. The reversal of 40322430242 is 24203422304.

It is a happy number.

40322430242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 35838654721 + 4483775521 = 189311^2 + 66961^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4229009 + ... + 4238532.

Almost surely, 2^40322430242 is an apocalyptic number.

40322430242 is a deficient number, since it is larger than the sum of its proper divisors (20186624890).

40322430242 is a wasteful number, since it uses less digits than its factorization.

40322430242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8469924.

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

Adding to 40322430242 its reverse (24203422304), we get a palindrome (64525852546).

The spelling of 40322430242 in words is "forty billion, three hundred twenty-two million, four hundred thirty thousand, two hundred forty-two".