40343244422 has 32 divisors (see below), whose sum is σ = 65626854048. Its totient is φ = 18489851136.

The previous prime is 40343244419. The next prime is 40343244427. The reversal of 40343244422 is 22444234304.

It is a super-3 number, since 3×40343244422³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40343244427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2146538 + ... + 2165250.

It is an arithmetic number, because the mean of its divisors is an integer number (2050839189).

Almost surely, 2^40343244422 is an apocalyptic number.

40343244422 is a deficient number, since it is larger than the sum of its proper divisors (25283609626).

40343244422 is a wasteful number, since it uses less digits than its factorization.

40343244422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19304.

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 40343244422 its reverse (22444234304), we get a palindrome (62787478726).

The spelling of 40343244422 in words is "forty billion, three hundred forty-three million, two hundred forty-four thousand, four hundred twenty-two".