444002140141 has 8 divisors (see below), whose sum is σ = 508561156800. Its totient is φ = 379725658368.

The previous prime is 444002140121. The next prime is 444002140189. The reversal of 444002140141 is 141041200444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-444002140141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444002140121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70630351 + ... + 70636636.

It is an arithmetic number, because the mean of its divisors is an integer number (63570144600).

Almost surely, 2^444002140141 is an apocalyptic number.

It is an amenable number.

444002140141 is a deficient number, since it is larger than the sum of its proper divisors (64559016659).

444002140141 is a wasteful number, since it uses less digits than its factorization.

444002140141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141267443.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 444002140141 its reverse (141041200444), we get a palindrome (585043340585).

The spelling of 444002140141 in words is "four hundred forty-four billion, two million, one hundred forty thousand, one hundred forty-one".