6396855227 has 8 divisors (see below), whose sum is σ = 7311326976. Its totient is φ = 5482542312.

The previous prime is 6396855221. The next prime is 6396855271. The reversal of 6396855227 is 7225586936.

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 6396855227 - 2⁶ = 6396855163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6396855221) 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, 65018 + ... + 130464.

It is an arithmetic number, because the mean of its divisors is an integer number (913915872).

Almost surely, 2^6396855227 is an apocalyptic number.

6396855227 is a deficient number, since it is larger than the sum of its proper divisors (914471749).

6396855227 is a wasteful number, since it uses less digits than its factorization.

6396855227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79417.

The product of its digits is 5443200, while the sum is 53.

The square root of 6396855227 is about 79980.3427537042. The cubic root of 6396855227 is about 1856.3313848056.

The spelling of 6396855227 in words is "six billion, three hundred ninety-six million, eight hundred fifty-five thousand, two hundred twenty-seven".