543044241664 has 72 divisors (see below), whose sum is σ = 1115989660800. Its totient is φ = 263567462400.

The previous prime is 543044241661. The next prime is 543044241683. The reversal of 543044241664 is 466142440345.

It is a self number, because there is not a number n which added to its sum of digits gives 543044241664.

It is not an unprimeable number, because it can be changed into a prime (543044241661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1958709 + ... + 2218699.

It is an arithmetic number, because the mean of its divisors is an integer number (15499856400).

Almost surely, 2^543044241664 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 543044241664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (557994830400).

543044241664 is an abundant number, since it is smaller than the sum of its proper divisors (572945419136).

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

543044241664 is a wasteful number, since it uses less digits than its factorization.

543044241664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260247 (or 260233 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 43.

The spelling of 543044241664 in words is "five hundred forty-three billion, forty-four million, two hundred forty-one thousand, six hundred sixty-four".