244420401001 has 6 divisors (see below), whose sum is σ = 284325772650. Its totient is φ = 209503200816.

The previous prime is 244420400977. The next prime is 244420401007. The reversal of 244420401001 is 100104024442.

It can be written as a sum of positive squares in only one way, i.e., 215343330601 + 29077070400 = 464051^2 + 170520^2 .

It is not a de Polignac number, because 244420401001 - 2⁵ = 244420400969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (244420401007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2494085676 + ... + 2494085773.

It is an arithmetic number, because the mean of its divisors is an integer number (47387628775).

Almost surely, 2^244420401001 is an apocalyptic number.

It is an amenable number.

244420401001 is a deficient number, since it is larger than the sum of its proper divisors (39905371649).

244420401001 is an equidigital number, since it uses as much as digits as its factorization.

244420401001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4988171463 (or 4988171456 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 244420401001 its reverse (100104024442), we get a palindrome (344524425443).

The spelling of 244420401001 in words is "two hundred forty-four billion, four hundred twenty million, four hundred one thousand, one".