6679294164 has 72 divisors (see below), whose sum is σ = 17131121280. Its totient is φ = 2194054272.

The previous prime is 6679294163. The next prime is 6679294183. The reversal of 6679294164 is 4614929766.

It is a happy number.

It is a super-2 number, since 2×6679294164² = 89225941058488917792, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6679294164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6679294163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 680677 + ... + 690419.

It is an arithmetic number, because the mean of its divisors is an integer number (237932240).

Almost surely, 2^6679294164 is an apocalyptic number.

It is an amenable number.

6679294164 is an abundant number, since it is smaller than the sum of its proper divisors (10451827116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6679294164 is a wasteful number, since it uses less digits than its factorization.

6679294164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10029 (or 10024 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 54.

The square root of 6679294164 is about 81726.9488235062. The cubic root of 6679294164 is about 1883.2596012867.

The spelling of 6679294164 in words is "six billion, six hundred seventy-nine million, two hundred ninety-four thousand, one hundred sixty-four".