6605340142457 has 8 divisors (see below), whose sum is σ = 7569198664896. Its totient is φ = 5646541245552.

The previous prime is 6605340142399. The next prime is 6605340142459. The reversal of 6605340142457 is 7542410435066.

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 6605340142457 - 2¹⁶ = 6605340076921 is a prime.

It is a super-2 number, since 2×6605340142457² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6605340142459) 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, 1264903583 + ... + 1264908804.

It is an arithmetic number, because the mean of its divisors is an integer number (946149833112).

Almost surely, 2^{6605340142457} is an apocalyptic number.

It is an amenable number.

6605340142457 is a deficient number, since it is larger than the sum of its proper divisors (963858522439).

6605340142457 is a wasteful number, since it uses less digits than its factorization.

6605340142457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2529812767.

The product of its (nonzero) digits is 2419200, while the sum is 47.

The spelling of 6605340142457 in words is "six trillion, six hundred five billion, three hundred forty million, one hundred forty-two thousand, four hundred fifty-seven".