544521044269 has 2 divisors, whose sum is σ = 544521044270. Its totient is φ = 544521044268.

The previous prime is 544521044209. The next prime is 544521044279. The reversal of 544521044269 is 962440125445.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 306511713225 + 238009331044 = 553635^2 + 487862^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-544521044269 is a prime.

It is a super-2 number, since 2×544521044269² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (544521044209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272260522134 + 272260522135.

It is an arithmetic number, because the mean of its divisors is an integer number (272260522135).

Almost surely, 2^544521044269 is an apocalyptic number.

It is an amenable number.

544521044269 is a deficient number, since it is larger than the sum of its proper divisors (1).

544521044269 is an equidigital number, since it uses as much as digits as its factorization.

544521044269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1382400, while the sum is 46.

The spelling of 544521044269 in words is "five hundred forty-four billion, five hundred twenty-one million, forty-four thousand, two hundred sixty-nine".