2044040133421 has 8 divisors (see below), whose sum is σ = 2401389807264. Its totient is φ = 1715278433520.

The previous prime is 2044040133379. The next prime is 2044040133433. The reversal of 2044040133421 is 1243310404402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2044040133421 - 2¹¹ = 2044040131373 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2044040133421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044040133481) 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, 7146993331 + ... + 7146993616.

It is an arithmetic number, because the mean of its divisors is an integer number (300173725908).

Almost surely, 2^{2044040133421} is an apocalyptic number.

It is an amenable number.

2044040133421 is a deficient number, since it is larger than the sum of its proper divisors (357349673843).

2044040133421 is a wasteful number, since it uses less digits than its factorization.

2044040133421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14293986971.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 2044040133421 its reverse (1243310404402), we get a palindrome (3287350537823).

The spelling of 2044040133421 in words is "two trillion, forty-four billion, forty million, one hundred thirty-three thousand, four hundred twenty-one".