544356143249 has 2 divisors, whose sum is σ = 544356143250. Its totient is φ = 544356143248.

The previous prime is 544356143203. The next prime is 544356143263. The reversal of 544356143249 is 942341653445.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 299893140625 + 244463002624 = 547625^2 + 494432^2 .

It is a cyclic number.

It is not a de Polignac number, because 544356143249 - 2¹² = 544356139153 is a prime.

It is a super-2 number, since 2×544356143249² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 544356143197 and 544356143206.

It is not a weakly prime, because it can be changed into another prime (544356043249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272178071624 + 272178071625.

It is an arithmetic number, because the mean of its divisors is an integer number (272178071625).

Almost surely, 2^544356143249 is an apocalyptic number.

It is an amenable number.

544356143249 is a deficient number, since it is larger than the sum of its proper divisors (1).

544356143249 is an equidigital number, since it uses as much as digits as its factorization.

544356143249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6220800, while the sum is 50.

The spelling of 544356143249 in words is "five hundred forty-four billion, three hundred fifty-six million, one hundred forty-three thousand, two hundred forty-nine".