6745974968 has 16 divisors (see below), whose sum is σ = 12821974080. Its totient is φ = 3326781888.

The previous prime is 6745974967. The next prime is 6745975021. The reversal of 6745974968 is 8694795476.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6745974967) 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, 5775080 + ... + 5776247.

It is an arithmetic number, because the mean of its divisors is an integer number (801373380).

Almost surely, 2^6745974968 is an apocalyptic number.

It is an amenable number.

6745974968 is a deficient number, since it is larger than the sum of its proper divisors (6075999112).

6745974968 is a wasteful number, since it uses less digits than its factorization.

6745974968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11551406 (or 11551402 counting only the distinct ones).

The product of its digits is 91445760, while the sum is 65.

The square root of 6745974968 is about 82133.8844083244. The cubic root of 6745974968 is about 1889.5058540372.

The spelling of 6745974968 in words is "six billion, seven hundred forty-five million, nine hundred seventy-four thousand, nine hundred sixty-eight".