6378080166 has 12 divisors (see below), whose sum is σ = 13819173732. Its totient is φ = 2126026716.

The previous prime is 6378080147. The next prime is 6378080197. The reversal of 6378080166 is 6610808736.

6378080166 is a `hidden beast` number, since 637 + 8 + 0 + 8 + 0 + 1 + 6 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 177168876 + ... + 177168911.

It is an arithmetic number, because the mean of its divisors is an integer number (1151597811).

Almost surely, 2^6378080166 is an apocalyptic number.

6378080166 is an abundant number, since it is smaller than the sum of its proper divisors (7441093566).

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

6378080166 is a wasteful number, since it uses less digits than its factorization.

6378080166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354337795 (or 354337792 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 6378080166 is about 79862.8835317133. The cubic root of 6378080166 is about 1854.5134660743.

The spelling of 6378080166 in words is "six billion, three hundred seventy-eight million, eighty thousand, one hundred sixty-six".