12242657744 has 20 divisors (see below), whose sum is σ = 23852669760. Its totient is φ = 6087130080.

The previous prime is 12242657731. The next prime is 12242657747. The reversal of 12242657744 is 44775624221.

It is a junction number, because it is equal to n+sod(n) for n = 12242657695 and 12242657704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12242657747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2134472 + ... + 2140199.

It is an arithmetic number, because the mean of its divisors is an integer number (1192633488).

Almost surely, 2^12242657744 is an apocalyptic number.

It is an amenable number.

12242657744 is a deficient number, since it is larger than the sum of its proper divisors (11610012016).

12242657744 is a wasteful number, since it uses less digits than its factorization.

12242657744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4274858 (or 4274852 counting only the distinct ones).

The product of its digits is 752640, while the sum is 44.

The spelling of 12242657744 in words is "twelve billion, two hundred forty-two million, six hundred fifty-seven thousand, seven hundred forty-four".