12412243444 has 6 divisors (see below), whose sum is σ = 21721426034. Its totient is φ = 6206121720.

The previous prime is 12412243433. The next prime is 12412243453. The reversal of 12412243444 is 44434221421.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11867487844 + 544755600 = 108938^2 + 23340^2 .

It is a super-2 number, since 2×12412243444² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1551530427 + ... + 1551530434.

Almost surely, 2^12412243444 is an apocalyptic number.

It is an amenable number.

12412243444 is a deficient number, since it is larger than the sum of its proper divisors (9309182590).

12412243444 is a wasteful number, since it uses less digits than its factorization.

12412243444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3103060865 (or 3103060863 counting only the distinct ones).

The product of its digits is 24576, while the sum is 31.

Adding to 12412243444 its reverse (44434221421), we get a palindrome (56846464865).

The spelling of 12412243444 in words is "twelve billion, four hundred twelve million, two hundred forty-three thousand, four hundred forty-four".