6766666674 has 16 divisors (see below), whose sum is σ = 13534852512. Its totient is φ = 2255302368.

The previous prime is 6766666661. The next prime is 6766666729. The reversal of 6766666674 is 4766666676.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 619 + ... + 116334.

It is an arithmetic number, because the mean of its divisors is an integer number (845928282).

Almost surely, 2^6766666674 is an apocalyptic number.

6766666674 is an abundant number, since it is smaller than the sum of its proper divisors (6768185838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6766666674 is a wasteful number, since it uses less digits than its factorization.

6766666674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126601.

The product of its digits is 54867456, while the sum is 60.

The square root of 6766666674 is about 82259.7512395947. The cubic root of 6766666674 is about 1891.4357551527.

The spelling of 6766666674 in words is "six billion, seven hundred sixty-six million, six hundred sixty-six thousand, six hundred seventy-four".