10421040044 has 12 divisors (see below), whose sum is σ = 18376033368. Its totient is φ = 5170744800.

The previous prime is 10421039999. The next prime is 10421040059. The reversal of 10421040044 is 44004012401.

It is a happy number.

10421040044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 10421039998 and 10421040025.

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 3 ways as a sum of consecutive naturals, for example, 9943217 + ... + 9944264.

It is an arithmetic number, because the mean of its divisors is an integer number (1531336114).

Almost surely, 2^10421040044 is an apocalyptic number.

It is an amenable number.

10421040044 is a deficient number, since it is larger than the sum of its proper divisors (7954993324).

10421040044 is a wasteful number, since it uses less digits than its factorization.

10421040044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19887616 (or 19887614 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 10421040044 its reverse (44004012401), we get a palindrome (54425052445).

The spelling of 10421040044 in words is "ten billion, four hundred twenty-one million, forty thousand, forty-four".