544425202243 has 4 divisors (see below), whose sum is σ = 586304063968. Its totient is φ = 502546340520.

The previous prime is 544425202213. The next prime is 544425202253. The reversal of 544425202243 is 342202524445.

It is a happy number.

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 544425202243 - 2⁹ = 544425201731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (544425202213) 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, 20939430843 + ... + 20939430868.

It is an arithmetic number, because the mean of its divisors is an integer number (146576015992).

Almost surely, 2^544425202243 is an apocalyptic number.

544425202243 is a deficient number, since it is larger than the sum of its proper divisors (41878861725).

544425202243 is a wasteful number, since it uses less digits than its factorization.

544425202243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41878861724.

The product of its (nonzero) digits is 307200, while the sum is 37.

Adding to 544425202243 its reverse (342202524445), we get a palindrome (886627726688).

The spelling of 544425202243 in words is "five hundred forty-four billion, four hundred twenty-five million, two hundred two thousand, two hundred forty-three".