12344196661 has 8 divisors (see below), whose sum is σ = 12434576000. Its totient is φ = 12254101200.

The previous prime is 12344196649. The next prime is 12344196677. The reversal of 12344196661 is 16669144321.

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 12344196661 - 2¹⁵ = 12344163893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12344196461) 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, 16711 + ... + 158011.

It is an arithmetic number, because the mean of its divisors is an integer number (1554322000).

Almost surely, 2^12344196661 is an apocalyptic number.

It is an amenable number.

12344196661 is a deficient number, since it is larger than the sum of its proper divisors (90379339).

12344196661 is a wasteful number, since it uses less digits than its factorization.

12344196661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141939.

The product of its digits is 186624, while the sum is 43.

The spelling of 12344196661 in words is "twelve billion, three hundred forty-four million, one hundred ninety-six thousand, six hundred sixty-one".