40224204242 has 8 divisors (see below), whose sum is σ = 60338209932. Its totient is φ = 20111467600.

The previous prime is 40224204233. The next prime is 40224204247. The reversal of 40224204242 is 24240242204.

40224204242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 40220703601 + 3500641 = 200551^2 + 1871^2 .

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 (40224204247) 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, 233609 + ... + 367452.

Almost surely, 2^40224204242 is an apocalyptic number.

40224204242 is a deficient number, since it is larger than the sum of its proper divisors (20114005690).

40224204242 is a wasteful number, since it uses less digits than its factorization.

40224204242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634524.

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

Adding to 40224204242 its reverse (24240242204), we get a palindrome (64464446446).

The spelling of 40224204242 in words is "forty billion, two hundred twenty-four million, two hundred four thousand, two hundred forty-two".