2044140321421 has 8 divisors (see below), whose sum is σ = 2246993942688. Its totient is φ = 1844123814000.

The previous prime is 2044140321359. The next prime is 2044140321467. The reversal of 2044140321421 is 1241230414402.

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 2044140321421 - 2¹⁷ = 2044140190349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2044140321421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044140301421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 709276950 + ... + 709279831.

It is an arithmetic number, because the mean of its divisors is an integer number (280874242836).

Almost surely, 2^{2044140321421} is an apocalyptic number.

It is an amenable number.

2044140321421 is a deficient number, since it is larger than the sum of its proper divisors (202853621267).

2044140321421 is a wasteful number, since it uses less digits than its factorization.

2044140321421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1418556923.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 2044140321421 its reverse (1241230414402), we get a palindrome (3285370735823).

The spelling of 2044140321421 in words is "two trillion, forty-four billion, one hundred forty million, three hundred twenty-one thousand, four hundred twenty-one".