12667942420149 has 8 divisors (see below), whose sum is σ = 16891362970272. Its totient is φ = 8444908408400.

The previous prime is 12667942420141. The next prime is 12667942420181. The reversal of 12667942420149 is 94102424976621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12667942420149 - 2³ = 12667942420141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12667942420141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96558114 + ... + 96689219.

It is an arithmetic number, because the mean of its divisors is an integer number (2111420371284).

Almost surely, 2^{12667942420149} is an apocalyptic number.

It is an amenable number.

12667942420149 is a deficient number, since it is larger than the sum of its proper divisors (4223420550123).

12667942420149 is a wasteful number, since it uses less digits than its factorization.

12667942420149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193269187.

The product of its (nonzero) digits is 10450944, while the sum is 57.

The spelling of 12667942420149 in words is "twelve trillion, six hundred sixty-seven billion, nine hundred forty-two million, four hundred twenty thousand, one hundred forty-nine".