444028232673 has 10 divisors (see below), whose sum is σ = 663301434114. Its totient is φ = 296018821728.

The previous prime is 444028232647. The next prime is 444028232707. The reversal of 444028232673 is 376232820444.

444028232673 is a `hidden beast` number, since 4 + 4 + 40 + 282 + 326 + 7 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 374907616209 + 69120616464 = 612297^2 + 262908^2 .

It is not a de Polignac number, because 444028232673 - 2¹² = 444028228577 is a prime.

It is a super-2 number, since 2×444028232673² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (444028232603) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2740914936 + ... + 2740915097.

Almost surely, 2^444028232673 is an apocalyptic number.

It is an amenable number.

444028232673 is a deficient number, since it is larger than the sum of its proper divisors (219273201441).

444028232673 is an equidigital number, since it uses as much as digits as its factorization.

444028232673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5481830045 (or 5481830036 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 45.

The spelling of 444028232673 in words is "four hundred forty-four billion, twenty-eight million, two hundred thirty-two thousand, six hundred seventy-three".