544685471689 has 16 divisors (see below), whose sum is σ = 555299297280. Its totient is φ = 534177455760.

The previous prime is 544685471651. The next prime is 544685471711. The reversal of 544685471689 is 986174586445.

It is a cyclic number.

It is not a de Polignac number, because 544685471689 - 2⁹ = 544685471177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (544685471189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43184994 + ... + 43197604.

It is an arithmetic number, because the mean of its divisors is an integer number (34706206080).

Almost surely, 2^544685471689 is an apocalyptic number.

It is an amenable number.

544685471689 is a deficient number, since it is larger than the sum of its proper divisors (10613825591).

544685471689 is a wasteful number, since it uses less digits than its factorization.

544685471689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16740.

The product of its digits is 232243200, while the sum is 67.

The spelling of 544685471689 in words is "five hundred forty-four billion, six hundred eighty-five million, four hundred seventy-one thousand, six hundred eighty-nine".