244440403412 has 12 divisors (see below), whose sum is σ = 442521420180. Its totient is φ = 118005711936.

The previous prime is 244440403411. The next prime is 244440403433. The reversal of 244440403412 is 214304044442.

244440403412 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 189944302276 + 54496101136 = 435826^2 + 233444^2 .

It is a super-2 number, since 2×244440403412² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244440403411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1053622313 + ... + 1053622544.

It is an arithmetic number, because the mean of its divisors is an integer number (36876785015).

Almost surely, 2^244440403412 is an apocalyptic number.

It is an amenable number.

244440403412 is a deficient number, since it is larger than the sum of its proper divisors (198081016768).

244440403412 is a wasteful number, since it uses less digits than its factorization.

244440403412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2107244890 (or 2107244888 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 244440403412 its reverse (214304044442), we get a palindrome (458744447854).

The spelling of 244440403412 in words is "two hundred forty-four billion, four hundred forty million, four hundred three thousand, four hundred twelve".