444484632452 has 48 divisors (see below), whose sum is σ = 909179040000. Its totient is φ = 190059230592.

The previous prime is 444484632451. The next prime is 444484632463. The reversal of 444484632452 is 254236484444.

It is a self number, because there is not a number n which added to its sum of digits gives 444484632452.

It is not an unprimeable number, because it can be changed into a prime (444484632451) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 233324 + ... + 971292.

It is an arithmetic number, because the mean of its divisors is an integer number (18941230000).

Almost surely, 2^444484632452 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 444484632452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (454589520000).

444484632452 is an abundant number, since it is smaller than the sum of its proper divisors (464694407548).

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

444484632452 is a wasteful number, since it uses less digits than its factorization.

444484632452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738433 (or 738417 counting only the distinct ones).

The product of its digits is 11796480, while the sum is 50.

The spelling of 444484632452 in words is "four hundred forty-four billion, four hundred eighty-four million, six hundred thirty-two thousand, four hundred fifty-two".