1944850194673 has 4 divisors (see below), whose sum is σ = 1972242451008. Its totient is φ = 1917457938340.

The previous prime is 1944850194671. The next prime is 1944850194709. The reversal of 1944850194673 is 3764910584491.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1944850194673 - 2¹ = 1944850194671 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1944850194671) 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 3 ways as a sum of consecutive naturals, for example, 13696128061 + ... + 13696128202.

It is an arithmetic number, because the mean of its divisors is an integer number (493060612752).

Almost surely, 2^{1944850194673} is an apocalyptic number.

It is an amenable number.

1944850194673 is a deficient number, since it is larger than the sum of its proper divisors (27392256335).

1944850194673 is an equidigital number, since it uses as much as digits as its factorization.

1944850194673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27392256334.

The product of its (nonzero) digits is 26127360, while the sum is 61.

The spelling of 1944850194673 in words is "one trillion, nine hundred forty-four billion, eight hundred fifty million, one hundred ninety-four thousand, six hundred seventy-three".