6746617791 has 8 divisors (see below), whose sum is σ = 9994989360. Its totient is φ = 4497745176.

The previous prime is 6746617789. The next prime is 6746617819. The reversal of 6746617791 is 1977166476.

6746617791 is a `hidden beast` number, since 6 + 7 + 466 + 177 + 9 + 1 = 666.

It is not a de Polignac number, because 6746617791 - 2¹ = 6746617789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6746617721) 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, 124937340 + ... + 124937393.

It is an arithmetic number, because the mean of its divisors is an integer number (1249373670).

Almost surely, 2^6746617791 is an apocalyptic number.

6746617791 is a deficient number, since it is larger than the sum of its proper divisors (3248371569).

6746617791 is a wasteful number, since it uses less digits than its factorization.

6746617791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249874742 (or 249874736 counting only the distinct ones).

The product of its digits is 2667168, while the sum is 54.

The square root of 6746617791 is about 82137.7975782161. The cubic root of 6746617791 is about 1889.5658690461.

The spelling of 6746617791 in words is "six billion, seven hundred forty-six million, six hundred seventeen thousand, seven hundred ninety-one".