6746666767577 has 16 divisors (see below), whose sum is σ = 7368415660032. Its totient is φ = 6126322824720.

The previous prime is 6746666767543. The next prime is 6746666767597. The reversal of 6746666767577 is 7757676666476.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6746666767577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6746666767597) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60361898 + ... + 60473564.

It is an arithmetic number, because the mean of its divisors is an integer number (460525978752).

Almost surely, 2^{6746666767577} is an apocalyptic number.

It is an amenable number.

6746666767577 is a deficient number, since it is larger than the sum of its proper divisors (621748892455).

6746666767577 is a wasteful number, since it uses less digits than its factorization.

6746666767577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117908.

The product of its digits is 15682947840, while the sum is 80.

The spelling of 6746666767577 in words is "six trillion, seven hundred forty-six billion, six hundred sixty-six million, seven hundred sixty-seven thousand, five hundred seventy-seven".