544224551052 has 96 divisors (see below), whose sum is σ = 1565077248000. Its totient is φ = 143331916032.

The previous prime is 544224551051. The next prime is 544224551077. The reversal of 544224551052 is 250155422445.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 544224551052.

It is not an unprimeable number, because it can be changed into a prime (544224551051) 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, 438574 + ... + 1131722.

It is an arithmetic number, because the mean of its divisors is an integer number (16302888000).

Almost surely, 2^544224551052 is an apocalyptic number.

544224551052 is a gapful number since it is divisible by the number (52) 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 544224551052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (782538624000).

544224551052 is an abundant number, since it is smaller than the sum of its proper divisors (1020852696948).

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

544224551052 is a wasteful number, since it uses less digits than its factorization.

544224551052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693895 (or 693893 counting only the distinct ones).

The product of its (nonzero) digits is 320000, while the sum is 39.

Adding to 544224551052 its reverse (250155422445), we get a palindrome (794379973497).

The spelling of 544224551052 in words is "five hundred forty-four billion, two hundred twenty-four million, five hundred fifty-one thousand, fifty-two".