202404440242 has 8 divisors (see below), whose sum is σ = 316806950016. Its totient is φ = 96802123572.

The previous prime is 202404440237. The next prime is 202404440243. The reversal of 202404440242 is 242044404202.

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 202404440242.

It is not an unprimeable number, because it can be changed into a prime (202404440243) 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, 2200048218 + ... + 2200048309.

It is an arithmetic number, because the mean of its divisors is an integer number (39600868752).

Almost surely, 2^202404440242 is an apocalyptic number.

202404440242 is a deficient number, since it is larger than the sum of its proper divisors (114402509774).

202404440242 is a wasteful number, since it uses less digits than its factorization.

202404440242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4400096552.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 202404440242 its reverse (242044404202), we get a palindrome (444448844444).

The spelling of 202404440242 in words is "two hundred two billion, four hundred four million, four hundred forty thousand, two hundred forty-two".