6851173153 has 8 divisors (see below), whose sum is σ = 7478795520. Its totient is φ = 6224348880.

The previous prime is 6851173141. The next prime is 6851173171. The reversal of 6851173153 is 3513711586.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6851173153 is a prime.

It is a super-2 number, since 2×6851173153² = 93877147144775922818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6851173183) 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, 181498 + ... + 215971.

It is an arithmetic number, because the mean of its divisors is an integer number (934849440).

Almost surely, 2^6851173153 is an apocalyptic number.

It is an amenable number.

6851173153 is a deficient number, since it is larger than the sum of its proper divisors (627622367).

6851173153 is a wasteful number, since it uses less digits than its factorization.

6851173153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399047.

The product of its digits is 75600, while the sum is 40.

The square root of 6851173153 is about 82771.8137592744. The cubic root of 6851173153 is about 1899.2770243789.

The spelling of 6851173153 in words is "six billion, eight hundred fifty-one million, one hundred seventy-three thousand, one hundred fifty-three".