40044553045412 has 24 divisors (see below), whose sum is σ = 71162732833920. Its totient is φ = 19713119469120.

The previous prime is 40044553045403. The next prime is 40044553045417. The reversal of 40044553045412 is 21454035544004.

It is a self number, because there is not a number n which added to its sum of digits gives 40044553045412.

It is not an unprimeable number, because it can be changed into a prime (40044553045417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96768737 + ... + 97181672.

It is an arithmetic number, because the mean of its divisors is an integer number (2965113868080).

Almost surely, 2^{40044553045412} is an apocalyptic number.

It is an amenable number.

40044553045412 is a deficient number, since it is larger than the sum of its proper divisors (31118179788508).

40044553045412 is a wasteful number, since it uses less digits than its factorization.

40044553045412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193951211 (or 193951209 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 41.

Adding to 40044553045412 its reverse (21454035544004), we get a palindrome (61498588589416).

The spelling of 40044553045412 in words is "forty trillion, forty-four billion, five hundred fifty-three million, forty-five thousand, four hundred twelve".