40440222022 has 32 divisors (see below), whose sum is σ = 64147680000. Its totient is φ = 19067692896.

The previous prime is 40440221963. The next prime is 40440222037. The reversal of 40440222022 is 22022204404.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 40440221984 and 40440222002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8442004 + ... + 8446792.

It is an arithmetic number, because the mean of its divisors is an integer number (2004615000).

Almost surely, 2^40440222022 is an apocalyptic number.

40440222022 is a deficient number, since it is larger than the sum of its proper divisors (23707457978).

40440222022 is a wasteful number, since it uses less digits than its factorization.

40440222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5788.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 40440222022 its reverse (22022204404), we get a palindrome (62462426426).

The spelling of 40440222022 in words is "forty billion, four hundred forty million, two hundred twenty-two thousand, twenty-two".