6729999275 has 12 divisors (see below), whose sum is σ = 8350135200. Its totient is φ = 5380814880.

The previous prime is 6729999271. The next prime is 6729999293. The reversal of 6729999275 is 5729999276.

It is not a de Polignac number, because 6729999275 - 2² = 6729999271 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6729999271) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36035 + ... + 121484.

It is an arithmetic number, because the mean of its divisors is an integer number (695844600).

Almost surely, 2^6729999275 is an apocalyptic number.

6729999275 is a deficient number, since it is larger than the sum of its proper divisors (1620135925).

6729999275 is a wasteful number, since it uses less digits than its factorization.

6729999275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159238 (or 159233 counting only the distinct ones).

The product of its digits is 38578680, while the sum is 65.

The square root of 6729999275 is about 82036.5727892140. The cubic root of 6729999275 is about 1888.0131107959.

Subtracting from 6729999275 its reverse (5729999276), we obtain a palindrome (999999999).

The spelling of 6729999275 in words is "six billion, seven hundred twenty-nine million, nine hundred ninety-nine thousand, two hundred seventy-five".