544521044243 has 4 divisors (see below), whose sum is σ = 594022957368. Its totient is φ = 495019131120.

The previous prime is 544521044209. The next prime is 544521044269. The reversal of 544521044243 is 342440125445.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 544521044243 - 2¹⁴ = 544521027859 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 544521044197 and 544521044206.

It is not an unprimeable number, because it can be changed into a prime (544521044443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24750956546 + ... + 24750956567.

It is an arithmetic number, because the mean of its divisors is an integer number (148505739342).

Almost surely, 2^544521044243 is an apocalyptic number.

544521044243 is a deficient number, since it is larger than the sum of its proper divisors (49501913125).

544521044243 is a wasteful number, since it uses less digits than its factorization.

544521044243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49501913124.

The product of its (nonzero) digits is 307200, while the sum is 38.

Adding to 544521044243 its reverse (342440125445), we get a palindrome (886961169688).

The spelling of 544521044243 in words is "five hundred forty-four billion, five hundred twenty-one million, forty-four thousand, two hundred forty-three".