4443554243020 has 96 divisors (see below), whose sum is σ = 9740364177600. Its totient is φ = 1700707943424.

The previous prime is 4443554242987. The next prime is 4443554243027. The reversal of 4443554243020 is 203424553444.

It is a super-2 number, since 2×4443554243020² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4443554243027) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30346222 + ... + 30492298.

It is an arithmetic number, because the mean of its divisors is an integer number (101462126850).

Almost surely, 2^{4443554243020} 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 4443554243020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4870182088800).

4443554243020 is an abundant number, since it is smaller than the sum of its proper divisors (5296809934580).

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

4443554243020 is a wasteful number, since it uses less digits than its factorization.

4443554243020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146587 (or 146585 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 40.

Adding to 4443554243020 its reverse (203424553444), we get a palindrome (4646978796464).

The spelling of 4443554243020 in words is "four trillion, four hundred forty-three billion, five hundred fifty-four million, two hundred forty-three thousand, twenty".