4444413166 has 4 divisors (see below), whose sum is σ = 6666619752. Its totient is φ = 2222206582.

The previous prime is 4444413163. The next prime is 4444413167. The reversal of 4444413166 is 6613144444.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×4444413166² = 39505616780228287112, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4444413163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111103290 + ... + 1111103293.

It is an arithmetic number, because the mean of its divisors is an integer number (1666654938).

Almost surely, 2^4444413166 is an apocalyptic number.

4444413166 is a deficient number, since it is larger than the sum of its proper divisors (2222206586).

4444413166 is a wasteful number, since it uses less digits than its factorization.

4444413166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2222206585.

The product of its digits is 110592, while the sum is 37.

The square root of 4444413166 is about 66666.4320779206. The cubic root of 4444413166 is about 1644.1375259141.

The spelling of 4444413166 in words is "four billion, four hundred forty-four million, four hundred thirteen thousand, one hundred sixty-six".