6396819063 has 4 divisors (see below), whose sum is σ = 8529092088. Its totient is φ = 4264546040.

The previous prime is 6396819049. The next prime is 6396819097. The reversal of 6396819063 is 3609186936.

6396819063 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6396819063 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6396818997 and 6396819015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6396819463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1066136508 + ... + 1066136513.

It is an arithmetic number, because the mean of its divisors is an integer number (2132273022).

Almost surely, 2^6396819063 is an apocalyptic number.

6396819063 is a deficient number, since it is larger than the sum of its proper divisors (2132273025).

6396819063 is a wasteful number, since it uses less digits than its factorization.

6396819063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2132273024.

The product of its (nonzero) digits is 1259712, while the sum is 51.

The square root of 6396819063 is about 79980.1166728331. The cubic root of 6396819063 is about 1856.3278866025.

The spelling of 6396819063 in words is "six billion, three hundred ninety-six million, eight hundred nineteen thousand, sixty-three".