6782348817 has 12 divisors (see below), whose sum is σ = 9807782400. Its totient is φ = 4516462968.

The previous prime is 6782348809. The next prime is 6782348821. The reversal of 6782348817 is 7188432876.

It is a happy number.

It is not a de Polignac number, because 6782348817 - 2³ = 6782348809 is a prime.

It is a super-2 number, since 2×6782348817² = 92000510950922598978, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6782346817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 416817 + ... + 432782.

It is an arithmetic number, because the mean of its divisors is an integer number (817315200).

Almost surely, 2^6782348817 is an apocalyptic number.

It is an amenable number.

6782348817 is a deficient number, since it is larger than the sum of its proper divisors (3025433583).

6782348817 is a wasteful number, since it uses less digits than its factorization.

6782348817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850492 (or 850489 counting only the distinct ones).

The product of its digits is 3612672, while the sum is 54.

The square root of 6782348817 is about 82355.0169510031. The cubic root of 6782348817 is about 1892.8957985578.

The spelling of 6782348817 in words is "six billion, seven hundred eighty-two million, three hundred forty-eight thousand, eight hundred seventeen".