444853648650 has 48 divisors (see below), whose sum is σ = 1121936004000. Its totient is φ = 116616999360.

The previous prime is 444853648621. The next prime is 444853648663. The reversal of 444853648650 is 56846358444.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25124125 + ... + 25141824.

It is an arithmetic number, because the mean of its divisors is an integer number (23373666750).

Almost surely, 2^444853648650 is an apocalyptic number.

444853648650 is an abundant number, since it is smaller than the sum of its proper divisors (677082355350).

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

444853648650 is a wasteful number, since it uses less digits than its factorization.

444853648650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50266023 (or 50266018 counting only the distinct ones).

The product of its (nonzero) digits is 44236800, while the sum is 57.

The spelling of 444853648650 in words is "four hundred forty-four billion, eight hundred fifty-three million, six hundred forty-eight thousand, six hundred fifty".