12267144616 has 16 divisors (see below), whose sum is σ = 23006116800. Its totient is φ = 6132180144.

The previous prime is 12267144611. The next prime is 12267144649. The reversal of 12267144616 is 61644176221.

It is not an unprimeable number, because it can be changed into a prime (12267144611) 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, 136086 + ... + 207493.

It is an arithmetic number, because the mean of its divisors is an integer number (1437882300).

Almost surely, 2^12267144616 is an apocalyptic number.

It is an amenable number.

12267144616 is a deficient number, since it is larger than the sum of its proper divisors (10738972184).

12267144616 is a wasteful number, since it uses less digits than its factorization.

12267144616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348048 (or 348044 counting only the distinct ones).

The product of its digits is 96768, while the sum is 40.

The spelling of 12267144616 in words is "twelve billion, two hundred sixty-seven million, one hundred forty-four thousand, six hundred sixteen".