6740666667 has 48 divisors (see below), whose sum is σ = 11565066240. Its totient is φ = 3843303552.

The previous prime is 6740666663. The next prime is 6740666677. The reversal of 6740666667 is 7666660476.

It is not a de Polignac number, because 6740666667 - 2² = 6740666663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6740666663) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 810643 + ... + 818915.

It is an arithmetic number, because the mean of its divisors is an integer number (240938880).

Almost surely, 2^6740666667 is an apocalyptic number.

6740666667 is a deficient number, since it is larger than the sum of its proper divisors (4824399573).

6740666667 is an equidigital number, since it uses as much as digits as its factorization.

6740666667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8774 (or 8762 counting only the distinct ones).

The product of its (nonzero) digits is 9144576, while the sum is 54.

The square root of 6740666667 is about 82101.5631215387. The cubic root of 6740666667 is about 1889.0101165618.

The spelling of 6740666667 in words is "six billion, seven hundred forty million, six hundred sixty-six thousand, six hundred sixty-seven".