40204020240242 has 8 divisors (see below), whose sum is σ = 60307120282800. Its totient is φ = 20101646812644.

The previous prime is 40204020240229. The next prime is 40204020240247. The reversal of 40204020240242 is 24204202040204.

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

It is not an unprimeable number, because it can be changed into a prime (40204020240247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181515392 + ... + 181736747.

It is an arithmetic number, because the mean of its divisors is an integer number (7538390035350).

Almost surely, 2^{40204020240242} is an apocalyptic number.

40204020240242 is a deficient number, since it is larger than the sum of its proper divisors (20103100042558).

40204020240242 is a wasteful number, since it uses less digits than its factorization.

40204020240242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363307480.

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 40204020240242 its reverse (24204202040204), we get a palindrome (64408222280446).

The spelling of 40204020240242 in words is "forty trillion, two hundred four billion, twenty million, two hundred forty thousand, two hundred forty-two".