12246666436 has 24 divisors (see below), whose sum is σ = 22151951360. Its totient is φ = 5918054400.

The previous prime is 12246666407. The next prime is 12246666461. The reversal of 12246666436 is 63466664221.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31141 + ... + 159571.

Almost surely, 2^12246666436 is an apocalyptic number.

It is an amenable number.

12246666436 is a deficient number, since it is larger than the sum of its proper divisors (9905284924).

12246666436 is a wasteful number, since it uses less digits than its factorization.

12246666436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129235 (or 129233 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 46.

The spelling of 12246666436 in words is "twelve billion, two hundred forty-six million, six hundred sixty-six thousand, four hundred thirty-six".