6816377536 has 14 divisors (see below), whose sum is σ = 13526249300. Its totient is φ = 3408188736.

The previous prime is 6816377489. The next prime is 6816377537. The reversal of 6816377536 is 6357736186.

It is not an unprimeable number, because it can be changed into a prime (6816377537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53252886 + ... + 53253013.

Almost surely, 2^6816377536 is an apocalyptic number.

It is an amenable number.

6816377536 is a deficient number, since it is larger than the sum of its proper divisors (6709871764).

6816377536 is a wasteful number, since it uses less digits than its factorization.

6816377536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106505911 (or 106505901 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 52.

The square root of 6816377536 is about 82561.3561904115. The cubic root of 6816377536 is about 1896.0562274506.

The spelling of 6816377536 in words is "six billion, eight hundred sixteen million, three hundred seventy-seven thousand, five hundred thirty-six".