6798547647 has 20 divisors (see below), whose sum is σ = 10430342296. Its totient is φ = 4409866800.

The previous prime is 6798547523. The next prime is 6798547663. The reversal of 6798547647 is 7467458976.

It is not a de Polignac number, because 6798547647 - 2⁷ = 6798547519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6798547447) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1131229 + ... + 1137222.

Almost surely, 2^6798547647 is an apocalyptic number.

6798547647 is a deficient number, since it is larger than the sum of its proper divisors (3631794649).

6798547647 is a wasteful number, since it uses less digits than its factorization.

6798547647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2268500 (or 2268491 counting only the distinct ones).

The product of its digits is 71124480, while the sum is 63.

The square root of 6798547647 is about 82453.3058585282. The cubic root of 6798547647 is about 1894.4015855656.

The spelling of 6798547647 in words is "six billion, seven hundred ninety-eight million, five hundred forty-seven thousand, six hundred forty-seven".