4446423164 has 12 divisors (see below), whose sum is σ = 7826220024. Its totient is φ = 2210360304.

The previous prime is 4446423143. The next prime is 4446423167. The reversal of 4446423164 is 4613246444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4446423167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3212042 + ... + 3213425.

It is an arithmetic number, because the mean of its divisors is an integer number (652185002).

Almost surely, 2^4446423164 is an apocalyptic number.

It is an amenable number.

4446423164 is a deficient number, since it is larger than the sum of its proper divisors (3379796860).

4446423164 is a wasteful number, since it uses less digits than its factorization.

4446423164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6425644 (or 6425642 counting only the distinct ones).

The product of its digits is 221184, while the sum is 38.

The square root of 4446423164 is about 66681.5054119206. The cubic root of 4446423164 is about 1644.3853437888.

The spelling of 4446423164 in words is "four billion, four hundred forty-six million, four hundred twenty-three thousand, one hundred sixty-four".