40011443422 has 16 divisors (see below), whose sum is σ = 62034980400. Its totient is φ = 19344234240.

The previous prime is 40011443401. The next prime is 40011443453. The reversal of 40011443422 is 22434411004.

It is a congruent number.

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, 2772147 + ... + 2786542.

It is an arithmetic number, because the mean of its divisors is an integer number (3877186275).

Almost surely, 2^40011443422 is an apocalyptic number.

40011443422 is a deficient number, since it is larger than the sum of its proper divisors (22023536978).

40011443422 is a wasteful number, since it uses less digits than its factorization.

40011443422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5558811.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 40011443422 its reverse (22434411004), we get a palindrome (62445854426).

The spelling of 40011443422 in words is "forty billion, eleven million, four hundred forty-three thousand, four hundred twenty-two".