444553249142 has 8 divisors (see below), whose sum is σ = 706055160456. Its totient is φ = 209201528992.

The previous prime is 444553249117. The next prime is 444553249171. The reversal of 444553249142 is 241942355444.

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

It is a congruent number.

It is an unprimeable number.

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, 6537547748 + ... + 6537547815.

It is an arithmetic number, because the mean of its divisors is an integer number (88256895057).

Almost surely, 2^444553249142 is an apocalyptic number.

444553249142 is a deficient number, since it is larger than the sum of its proper divisors (261501911314).

444553249142 is a wasteful number, since it uses less digits than its factorization.

444553249142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13075095582.

The product of its digits is 2764800, while the sum is 47.

The spelling of 444553249142 in words is "four hundred forty-four billion, five hundred fifty-three million, two hundred forty-nine thousand, one hundred forty-two".