40424422244 has 24 divisors (see below), whose sum is σ = 72232026048. Its totient is φ = 19788335840.

The previous prime is 40424422243. The next prime is 40424422289. The reversal of 40424422244 is 44222442404.

It is a super-2 number, since 2×40424422244² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40424422244.

It is not an unprimeable number, because it can be changed into a prime (40424422243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105152 + ... + 303159.

It is an arithmetic number, because the mean of its divisors is an integer number (3009667752).

Almost surely, 2^40424422244 is an apocalyptic number.

It is an amenable number.

40424422244 is a deficient number, since it is larger than the sum of its proper divisors (31807603804).

40424422244 is a wasteful number, since it uses less digits than its factorization.

40424422244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408835 (or 408833 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 40424422244 its reverse (44222442404), we get a palindrome (84646864648).

The spelling of 40424422244 in words is "forty billion, four hundred twenty-four million, four hundred twenty-two thousand, two hundred forty-four".