444908193968 has 20 divisors (see below), whose sum is σ = 985153858320. Its totient is φ = 190674940224.

The previous prime is 444908193967. The next prime is 444908193997. The reversal of 444908193968 is 869391809444.

It is not an unprimeable number, because it can be changed into a prime (444908193967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1986197183 + ... + 1986197406.

It is an arithmetic number, because the mean of its divisors is an integer number (49257692916).

Almost surely, 2^444908193968 is an apocalyptic number.

It is an amenable number.

444908193968 is an abundant number, since it is smaller than the sum of its proper divisors (540245664352).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

444908193968 is a wasteful number, since it uses less digits than its factorization.

444908193968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3972394604 (or 3972394598 counting only the distinct ones).

The product of its (nonzero) digits is 53747712, while the sum is 65.

The spelling of 444908193968 in words is "four hundred forty-four billion, nine hundred eight million, one hundred ninety-three thousand, nine hundred sixty-eight".