40221133130444 has 96 divisors (see below), whose sum is σ = 85335456431232. Its totient is φ = 16229401344000.

The previous prime is 40221133130393. The next prime is 40221133130473. The reversal of 40221133130444 is 44403133112204.

It is a self number, because there is not a number n which added to its sum of digits gives 40221133130444.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1706987 + ... + 9129954.

It is an arithmetic number, because the mean of its divisors is an integer number (888911004492).

Almost surely, 2^{40221133130444} is an apocalyptic number.

It is an amenable number.

40221133130444 is an abundant number, since it is smaller than the sum of its proper divisors (45114323300788).

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

40221133130444 is a wasteful number, since it uses less digits than its factorization.

40221133130444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10837107 (or 10837105 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 40221133130444 its reverse (44403133112204), we get a palindrome (84624266242648).

The spelling of 40221133130444 in words is "forty trillion, two hundred twenty-one billion, one hundred thirty-three million, one hundred thirty thousand, four hundred forty-four".