444354140500 has 96 divisors (see below), whose sum is σ = 980187586560. Its totient is φ = 175967769600.

The previous prime is 444354140459. The next prime is 444354140563. The reversal of 444354140500 is 5041453444.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30917316 + ... + 30931684.

It is an arithmetic number, because the mean of its divisors is an integer number (10210287360).

Almost surely, 2^444354140500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 444354140500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (490093793280).

444354140500 is an abundant number, since it is smaller than the sum of its proper divisors (535833446060).

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

444354140500 is a wasteful number, since it uses less digits than its factorization.

444354140500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15002 (or 14990 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 444354140500 its reverse (5041453444), we get a palindrome (449395593944).

The spelling of 444354140500 in words is "four hundred forty-four billion, three hundred fifty-four million, one hundred forty thousand, five hundred".