6764676767 has 8 divisors (see below), whose sum is σ = 6778017792. Its totient is φ = 6751351000.

The previous prime is 6764676739. The next prime is 6764676769. The reversal of 6764676767 is 7676764676.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6764676767 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 (6764676769) 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, 1253048 + ... + 1258434.

It is an arithmetic number, because the mean of its divisors is an integer number (847252224).

Almost surely, 2^6764676767 is an apocalyptic number.

6764676767 is a deficient number, since it is larger than the sum of its proper divisors (13341025).

6764676767 is a wasteful number, since it uses less digits than its factorization.

6764676767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7629.

The product of its digits is 74680704, while the sum is 62.

The square root of 6764676767 is about 82247.6550851147. The cubic root of 6764676767 is about 1891.2503290320.

The spelling of 6764676767 in words is "six billion, seven hundred sixty-four million, six hundred seventy-six thousand, seven hundred sixty-seven".