12344666528 has 12 divisors (see below), whose sum is σ = 24303562290. Its totient is φ = 6172333248.

The previous prime is 12344666449. The next prime is 12344666531. The reversal of 12344666528 is 82566644321.

It can be written as a sum of positive squares in only one way, i.e., 11892338704 + 452327824 = 109052^2 + 21268^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192885383 + ... + 192885446.

Almost surely, 2^12344666528 is an apocalyptic number.

It is an amenable number.

12344666528 is a deficient number, since it is larger than the sum of its proper divisors (11958895762).

12344666528 is an equidigital number, since it uses as much as digits as its factorization.

12344666528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385770839 (or 385770831 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 47.

The spelling of 12344666528 in words is "twelve billion, three hundred forty-four million, six hundred sixty-six thousand, five hundred twenty-eight".