40002044022 has 32 divisors (see below), whose sum is σ = 93572035200. Its totient is φ = 12632224104.

The previous prime is 40002043981. The next prime is 40002044029. The reversal of 40002044022 is 22044020004.

40002044022 is a `hidden beast` number, since 400 + 0 + 204 + 40 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 40002043986 and 40002044004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40002044029) 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, 19493148 + ... + 19495199.

It is an arithmetic number, because the mean of its divisors is an integer number (2924126100).

Almost surely, 2^40002044022 is an apocalyptic number.

40002044022 is an abundant number, since it is smaller than the sum of its proper divisors (53569991178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40002044022 is a wasteful number, since it uses less digits than its factorization.

40002044022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38988377 (or 38988371 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 40002044022 its reverse (22044020004), we get a palindrome (62046064026).

The spelling of 40002044022 in words is "forty billion, two million, forty-four thousand, twenty-two".