12609655797 has 8 divisors (see below), whose sum is σ = 16813558944. Its totient is φ = 8406094928.

The previous prime is 12609655789. The next prime is 12609655841. The reversal of 12609655797 is 79755690621.

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 12609655797 - 2³ = 12609655789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12609655297) 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, 18463 + ... + 159875.

It is an arithmetic number, because the mean of its divisors is an integer number (2101694868).

Almost surely, 2^12609655797 is an apocalyptic number.

It is an amenable number.

12609655797 is a deficient number, since it is larger than the sum of its proper divisors (4203903147).

12609655797 is a wasteful number, since it uses less digits than its factorization.

12609655797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171139.

The product of its (nonzero) digits is 7144200, while the sum is 57.

The spelling of 12609655797 in words is "twelve billion, six hundred nine million, six hundred fifty-five thousand, seven hundred ninety-seven".