6772180166 has 64 divisors (see below), whose sum is σ = 11139448320. Its totient is φ = 3080367360.

The previous prime is 6772180147. The next prime is 6772180171. The reversal of 6772180166 is 6610812776.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10531841 + ... + 10532483.

It is an arithmetic number, because the mean of its divisors is an integer number (174053880).

Almost surely, 2^6772180166 is an apocalyptic number.

6772180166 is a deficient number, since it is larger than the sum of its proper divisors (4367268154).

6772180166 is a wasteful number, since it uses less digits than its factorization.

6772180166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861.

The product of its (nonzero) digits is 169344, while the sum is 44.

The square root of 6772180166 is about 82293.2571113819. The cubic root of 6772180166 is about 1891.9493307591.

The spelling of 6772180166 in words is "six billion, seven hundred seventy-two million, one hundred eighty thousand, one hundred sixty-six".