44005054404520 has 128 divisors (see below), whose sum is σ = 108558429482880. Its totient is φ = 15921050112000.

The previous prime is 44005054404503. The next prime is 44005054404539. The reversal of 44005054404520 is 2540445050044.

It is a self number, because there is not a number n which added to its sum of digits gives 44005054404520.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 135266455 + ... + 135591385.

It is an arithmetic number, because the mean of its divisors is an integer number (848112730335).

Almost surely, 2^{44005054404520} is an apocalyptic number.

44005054404520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44005054404520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54279214741440).

44005054404520 is an abundant number, since it is smaller than the sum of its proper divisors (64553375078360).

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

44005054404520 is a wasteful number, since it uses less digits than its factorization.

44005054404520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326507 (or 326503 counting only the distinct ones).

The product of its (nonzero) digits is 256000, while the sum is 37.

Adding to 44005054404520 its reverse (2540445050044), we get a palindrome (46545499454564).

The spelling of 44005054404520 in words is "forty-four trillion, five billion, fifty-four million, four hundred four thousand, five hundred twenty".