6825660343 has 8 divisors (see below), whose sum is σ = 7131660768. Its totient is φ = 6520429344.

The previous prime is 6825660337. The next prime is 6825660353. The reversal of 6825660343 is 3430665286.

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

It is not a de Polignac number, because 6825660343 - 2²¹ = 6823563191 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6825660343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6825660323) 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, 174180 + ... + 209737.

It is an arithmetic number, because the mean of its divisors is an integer number (891457596).

Almost surely, 2^6825660343 is an apocalyptic number.

6825660343 is a deficient number, since it is larger than the sum of its proper divisors (306000425).

6825660343 is a wasteful number, since it uses less digits than its factorization.

6825660343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384713.

The product of its (nonzero) digits is 622080, while the sum is 43.

The square root of 6825660343 is about 82617.5546902715. The cubic root of 6825660343 is about 1896.9165446393.

The spelling of 6825660343 in words is "six billion, eight hundred twenty-five million, six hundred sixty thousand, three hundred forty-three".