4444166263 has 8 divisors (see below), whose sum is σ = 4544372160. Its totient is φ = 4344195840.

The previous prime is 4444166227. The next prime is 4444166303. The reversal of 4444166263 is 3626614444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4444166263 is a prime.

It is a super-2 number, since 2×4444166263² = 39501227546374770338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4444166863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20418 + ... + 96463.

It is an arithmetic number, because the mean of its divisors is an integer number (568046520).

Almost surely, 2^4444166263 is an apocalyptic number.

4444166263 is a deficient number, since it is larger than the sum of its proper divisors (100205897).

4444166263 is a wasteful number, since it uses less digits than its factorization.

4444166263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117737.

The product of its digits is 331776, while the sum is 40.

The square root of 4444166263 is about 66664.5802731856. The cubic root of 4444166263 is about 1644.1070794494.

The spelling of 4444166263 in words is "four billion, four hundred forty-four million, one hundred sixty-six thousand, two hundred sixty-three".