2044376166 has 32 divisors (see below), whose sum is σ = 4679827200. Its totient is φ = 583236576.

The previous prime is 2044376161. The next prime is 2044376167. The reversal of 2044376166 is 6616734402.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044376161) 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, 7516 + ... + 64383.

It is an arithmetic number, because the mean of its divisors is an integer number (146244600).

Almost surely, 2^2044376166 is an apocalyptic number.

2044376166 is an abundant number, since it is smaller than the sum of its proper divisors (2635451034).

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

2044376166 is a wasteful number, since it uses less digits than its factorization.

2044376166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72588.

The product of its (nonzero) digits is 145152, while the sum is 39.

The square root of 2044376166 is about 45214.7781814751. The cubic root of 2044376166 is about 1269.1713787945.

The spelling of 2044376166 in words is "two billion, forty-four million, three hundred seventy-six thousand, one hundred sixty-six".