40332220242 has 24 divisors (see below), whose sum is σ = 81162671184. Its totient is φ = 13361541624.

The previous prime is 40332220241. The next prime is 40332220277. The reversal of 40332220242 is 24202223304.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (40332220241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32913 + ... + 285915.

It is an arithmetic number, because the mean of its divisors is an integer number (3381777966).

Almost surely, 2^40332220242 is an apocalyptic number.

40332220242 is an abundant number, since it is smaller than the sum of its proper divisors (40830450942).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40332220242 is a wasteful number, since it uses less digits than its factorization.

40332220242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253334 (or 253171 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 40332220242 its reverse (24202223304), we get a palindrome (64534443546).

The spelling of 40332220242 in words is "forty billion, three hundred thirty-two million, two hundred twenty thousand, two hundred forty-two".