200440423342 has 8 divisors (see below), whose sum is σ = 307652742936. Its totient is φ = 97889509032.

The previous prime is 200440423327. The next prime is 200440423399. The reversal of 200440423342 is 243324044002.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 200440423342.

It is a congruent number.

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, 1165351213 + ... + 1165351384.

It is an arithmetic number, because the mean of its divisors is an integer number (38456592867).

Almost surely, 2^200440423342 is an apocalyptic number.

200440423342 is a deficient number, since it is larger than the sum of its proper divisors (107212319594).

200440423342 is a wasteful number, since it uses less digits than its factorization.

200440423342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2330702642.

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 200440423342 its reverse (243324044002), we get a palindrome (443764467344).

The spelling of 200440423342 in words is "two hundred billion, four hundred forty million, four hundred twenty-three thousand, three hundred forty-two".