1000040043412 has 24 divisors (see below), whose sum is σ = 1810613548800. Its totient is φ = 482725624416.

The previous prime is 1000040043403. The next prime is 1000040043449. The reversal of 1000040043412 is 2143400400001.

It is a self number, because there is not a number n which added to its sum of digits gives 1000040043412.

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 7 ways as a sum of consecutive naturals, for example, 618453 + ... + 1543555.

It is an arithmetic number, because the mean of its divisors is an integer number (75442231200).

Almost surely, 2^{1000040043412} is an apocalyptic number.

It is an amenable number.

1000040043412 is a deficient number, since it is larger than the sum of its proper divisors (810573505388).

1000040043412 is a wasteful number, since it uses less digits than its factorization.

1000040043412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934455 (or 934453 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 1000040043412 its reverse (2143400400001), we get a palindrome (3143440443413).

The spelling of 1000040043412 in words is "one trillion, forty million, forty-three thousand, four hundred twelve".