6758679667 has 4 divisors (see below), whose sum is σ = 6767034840. Its totient is φ = 6750324496.

The previous prime is 6758679649. The next prime is 6758679689. The reversal of 6758679667 is 7669768576.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6758679667 - 2⁷ = 6758679539 is a prime.

It is a super-2 number, since 2×6758679667² = 91359501682238461778, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6758679637) 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, 4176373 + ... + 4177990.

It is an arithmetic number, because the mean of its divisors is an integer number (1691758710).

Almost surely, 2^6758679667 is an apocalyptic number.

6758679667 is a deficient number, since it is larger than the sum of its proper divisors (8355173).

6758679667 is an equidigital number, since it uses as much as digits as its factorization.

6758679667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8355172.

The product of its digits is 160030080, while the sum is 67.

The square root of 6758679667 is about 82211.1894269874. The cubic root of 6758679667 is about 1890.6912793747.

The spelling of 6758679667 in words is "six billion, seven hundred fifty-eight million, six hundred seventy-nine thousand, six hundred sixty-seven".