377774166 has 64 divisors (see below), whose sum is σ = 944087040. Its totient is φ = 97904160.

The previous prime is 377774141. The next prime is 377774167. The reversal of 377774166 is 661477773.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (377774167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 363075 + ... + 364113.

It is an arithmetic number, because the mean of its divisors is an integer number (14751360).

Almost surely, 2^377774166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 377774166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (472043520).

377774166 is an abundant number, since it is smaller than the sum of its proper divisors (566312874).

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

377774166 is a wasteful number, since it uses less digits than its factorization.

377774166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1849.

The product of its digits is 1037232, while the sum is 48.

The square root of 377774166 is about 19436.4134037121. The cubic root of 377774166 is about 722.8986579566.

The spelling of 377774166 in words is "three hundred seventy-seven million, seven hundred seventy-four thousand, one hundred sixty-six".