12620466244 has 12 divisors (see below), whose sum is σ = 22088005884. Its totient is φ = 6309607424.

The previous prime is 12620466169. The next prime is 12620466253. The reversal of 12620466244 is 44266402621.

It can be written as a sum of positive squares in 2 ways, for example, as 8065836100 + 4554630144 = 89810^2 + 67488^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109477 + ... + 192940.

It is an arithmetic number, because the mean of its divisors is an integer number (1840667157).

Almost surely, 2^12620466244 is an apocalyptic number.

It is an amenable number.

12620466244 is a deficient number, since it is larger than the sum of its proper divisors (9467539640).

12620466244 is a wasteful number, since it uses less digits than its factorization.

12620466244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312854 (or 312852 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 37.

Adding to 12620466244 its reverse (44266402621), we get a palindrome (56886868865).

It can be divided in two parts, 12620 and 466244, that added together give a square (478864 = 692²).

The spelling of 12620466244 in words is "twelve billion, six hundred twenty million, four hundred sixty-six thousand, two hundred forty-four".