6556512013171 has 8 divisors (see below), whose sum is σ = 6734887767104. Its totient is φ = 6378197981760.

The previous prime is 6556512013111. The next prime is 6556512013201. The reversal of 6556512013171 is 1713102156556.

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 6556512013171 - 2³¹ = 6554364529523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6556512013111) 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, 15215250 + ... + 15640231.

It is an arithmetic number, because the mean of its divisors is an integer number (841860970888).

Almost surely, 2^{6556512013171} is an apocalyptic number.

6556512013171 is a deficient number, since it is larger than the sum of its proper divisors (178375753933).

6556512013171 is a wasteful number, since it uses less digits than its factorization.

6556512013171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30861261.

The product of its (nonzero) digits is 189000, while the sum is 43.

The spelling of 6556512013171 in words is "six trillion, five hundred fifty-six billion, five hundred twelve million, thirteen thousand, one hundred seventy-one".