2041166166 has 64 divisors (see below), whose sum is σ = 4701364416. Its totient is φ = 585216000.

The previous prime is 2041165967. The next prime is 2041166173. The reversal of 2041166166 is 6616611402.

It is a happy number.

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, 126306 + ... + 141546.

It is an arithmetic number, because the mean of its divisors is an integer number (73458819).

Almost surely, 2^2041166166 is an apocalyptic number.

2041166166 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2041166166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2350682208).

2041166166 is an abundant number, since it is smaller than the sum of its proper divisors (2660198250).

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

2041166166 is a wasteful number, since it uses less digits than its factorization.

2041166166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15377.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 2041166166 is about 45179.2669927258. The cubic root of 2041166166 is about 1268.5067629644.

Adding to 2041166166 its reverse (6616611402), we get a palindrome (8657777568).

The spelling of 2041166166 in words is "two billion, forty-one million, one hundred sixty-six thousand, one hundred sixty-six".