42440020202 has 8 divisors (see below), whose sum is σ = 65140496256. Its totient is φ = 20726521452.

The previous prime is 42440020199. The next prime is 42440020219. The reversal of 42440020202 is 20202004424.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246744218 + ... + 246744389.

It is an arithmetic number, because the mean of its divisors is an integer number (8142562032).

Almost surely, 2^42440020202 is an apocalyptic number.

42440020202 is a deficient number, since it is larger than the sum of its proper divisors (22700476054).

42440020202 is a wasteful number, since it uses less digits than its factorization.

42440020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493488652.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 42440020202 its reverse (20202004424), we get a palindrome (62642024626).

The spelling of 42440020202 in words is "forty-two billion, four hundred forty million, twenty thousand, two hundred two".