444506013018 has 96 divisors (see below), whose sum is σ = 995528978496. Its totient is φ = 143263620864.

The previous prime is 444506012989. The next prime is 444506013019. The reversal of 444506013018 is 810310605444.

444506013018 is a `hidden beast` number, since 4 + 4 + 4 + 5 + 0 + 601 + 30 + 18 = 666.

It is not an unprimeable number, because it can be changed into a prime (444506013019) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 132805621 + ... + 132808967.

It is an arithmetic number, because the mean of its divisors is an integer number (10370093526).

Almost surely, 2^444506013018 is an apocalyptic number.

444506013018 is an abundant number, since it is smaller than the sum of its proper divisors (551022965478).

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

444506013018 is a wasteful number, since it uses less digits than its factorization.

444506013018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5388 (or 5385 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The spelling of 444506013018 in words is "four hundred forty-four billion, five hundred six million, thirteen thousand, eighteen".