40222222444 has 24 divisors (see below), whose sum is σ = 74289118400. Its totient is φ = 19002347280.

The previous prime is 40222222433. The next prime is 40222222459. The reversal of 40222222444 is 44422222204.

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 7 ways as a sum of consecutive naturals, for example, 669402 + ... + 727009.

Almost surely, 2^40222222444 is an apocalyptic number.

It is an amenable number.

40222222444 is a deficient number, since it is larger than the sum of its proper divisors (34066895956).

40222222444 is a wasteful number, since it uses less digits than its factorization.

40222222444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1396813 (or 1396811 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 40222222444 its reverse (44422222204), we get a palindrome (84644444648).

The spelling of 40222222444 in words is "forty billion, two hundred twenty-two million, two hundred twenty-two thousand, four hundred forty-four".