544541660243 has 12 divisors (see below), whose sum is σ = 643830792192. Its totient is φ = 459098352720.

The previous prime is 544541660231. The next prime is 544541660281. The reversal of 544541660243 is 342066145445.

It is not a de Polignac number, because 544541660243 - 2⁴ = 544541660227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 544541660194 and 544541660203.

It is not an unprimeable number, because it can be changed into a prime (544541660203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91087955 + ... + 91093932.

It is an arithmetic number, because the mean of its divisors is an integer number (53652566016).

Almost surely, 2^544541660243 is an apocalyptic number.

544541660243 is a deficient number, since it is larger than the sum of its proper divisors (99289131949).

544541660243 is a wasteful number, since it uses less digits than its factorization.

544541660243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182181962 (or 182181955 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 44.

The spelling of 544541660243 in words is "five hundred forty-four billion, five hundred forty-one million, six hundred sixty thousand, two hundred forty-three".