12344666522 has 4 divisors (see below), whose sum is σ = 18516999786. Its totient is φ = 6172333260.

The previous prime is 12344666449. The next prime is 12344666531. The reversal of 12344666522 is 22566644321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12343432201 + 1234321 = 111101^2 + 1111^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12344666522.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3086166629 + ... + 3086166632.

Almost surely, 2^12344666522 is an apocalyptic number.

12344666522 is a deficient number, since it is larger than the sum of its proper divisors (6172333264).

12344666522 is an equidigital number, since it uses as much as digits as its factorization.

12344666522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6172333263.

The product of its digits is 414720, while the sum is 41.

The spelling of 12344666522 in words is "twelve billion, three hundred forty-four million, six hundred sixty-six thousand, five hundred twenty-two".