244404000421 has 16 divisors (see below), whose sum is σ = 286154628480. Its totient is φ = 204363141120.

The previous prime is 244404000343. The next prime is 244404000469. The reversal of 244404000421 is 124000404442.

It is a cyclic number.

It is not a de Polignac number, because 244404000421 - 2¹¹ = 244403998373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244404000121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4619365 + ... + 4671973.

It is an arithmetic number, because the mean of its divisors is an integer number (17884664280).

Almost surely, 2^244404000421 is an apocalyptic number.

It is an amenable number.

244404000421 is a deficient number, since it is larger than the sum of its proper divisors (41750628059).

244404000421 is a wasteful number, since it uses less digits than its factorization.

244404000421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68844.

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 244404000421 its reverse (124000404442), we get a palindrome (368404404863).

The spelling of 244404000421 in words is "two hundred forty-four billion, four hundred four million, four hundred twenty-one", and thus it is an aban number.