240202040242 has 8 divisors (see below), whose sum is σ = 361243800576. Its totient is φ = 119787440052.

The previous prime is 240202040233. The next prime is 240202040249. The reversal of 240202040242 is 242040202042.

It is a happy number.

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 (240202040249) 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, 156789078 + ... + 156790609.

It is an arithmetic number, because the mean of its divisors is an integer number (45155475072).

Almost surely, 2^240202040242 is an apocalyptic number.

240202040242 is a deficient number, since it is larger than the sum of its proper divisors (121041760334).

240202040242 is a wasteful number, since it uses less digits than its factorization.

240202040242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313580072.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 240202040242 its reverse (242040202042), we get a palindrome (482242242284).

The spelling of 240202040242 in words is "two hundred forty billion, two hundred two million, forty thousand, two hundred forty-two".