4444406163 has 6 divisors (see below), whose sum is σ = 6419697804. Its totient is φ = 2962937436.

The previous prime is 4444406149. The next prime is 4444406201. The reversal of 4444406163 is 3616044444.

It is not a de Polignac number, because 4444406163 - 2¹⁰ = 4444405139 is a prime.

It is a super-2 number, since 2×4444406163² = 39505492283424765138, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4444406143) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 246911445 + ... + 246911462.

It is an arithmetic number, because the mean of its divisors is an integer number (1069949634).

Almost surely, 2^4444406163 is an apocalyptic number.

4444406163 is a deficient number, since it is larger than the sum of its proper divisors (1975291641).

4444406163 is a wasteful number, since it uses less digits than its factorization.

4444406163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493822913 (or 493822910 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The square root of 4444406163 is about 66666.3795552151. The cubic root of 4444406163 is about 1644.1366623654.

The spelling of 4444406163 in words is "four billion, four hundred forty-four million, four hundred six thousand, one hundred sixty-three".