444745073673 has 12 divisors (see below), whose sum is σ = 642420066288. Its totient is φ = 296491862520.

The previous prime is 444745073653. The next prime is 444745073681. The reversal of 444745073673 is 376370547444.

444745073673 is a `hidden beast` number, since 4 + 4 + 4 + 74 + 507 + 3 + 67 + 3 = 666.

It is not a de Polignac number, because 444745073673 - 2¹⁰ = 444745072649 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (444745073603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 227986 + ... + 970292.

It is an arithmetic number, because the mean of its divisors is an integer number (53535005524).

Almost surely, 2^444745073673 is an apocalyptic number.

It is an amenable number.

444745073673 is a deficient number, since it is larger than the sum of its proper divisors (197674992615).

444745073673 is a wasteful number, since it uses less digits than its factorization.

444745073673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808884 (or 808881 counting only the distinct ones).

The product of its (nonzero) digits is 23708160, while the sum is 54.

The spelling of 444745073673 in words is "four hundred forty-four billion, seven hundred forty-five million, seventy-three thousand, six hundred seventy-three".