13670240857 has 8 divisors (see below), whose sum is σ = 16824911936. Its totient is φ = 10816014672.

The previous prime is 13670240839. The next prime is 13670240891. The reversal of 13670240857 is 75804207631.

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 13670240857 - 2²³ = 13661852249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13670240807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75111123 + ... + 75111304.

It is an arithmetic number, because the mean of its divisors is an integer number (2103113992).

Almost surely, 2^13670240857 is an apocalyptic number.

It is an amenable number.

13670240857 is a deficient number, since it is larger than the sum of its proper divisors (3154671079).

13670240857 is a wasteful number, since it uses less digits than its factorization.

13670240857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150222447.

The product of its (nonzero) digits is 282240, while the sum is 43.

The spelling of 13670240857 in words is "thirteen billion, six hundred seventy million, two hundred forty thousand, eight hundred fifty-seven".