544131076949 has 2 divisors, whose sum is σ = 544131076950. Its totient is φ = 544131076948.

The previous prime is 544131076943. The next prime is 544131076991. The reversal of 544131076949 is 949670131445.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 454201863025 + 89929213924 = 673945^2 + 299882^2 .

It is a cyclic number.

It is not a de Polignac number, because 544131076949 - 2¹² = 544131072853 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 544131076949.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (544131076943) 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 as a sum of consecutive naturals, namely, 272065538474 + 272065538475.

It is an arithmetic number, because the mean of its divisors is an integer number (272065538475).

Almost surely, 2^544131076949 is an apocalyptic number.

It is an amenable number.

544131076949 is a deficient number, since it is larger than the sum of its proper divisors (1).

544131076949 is an equidigital number, since it uses as much as digits as its factorization.

544131076949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 544131076949 in words is "five hundred forty-four billion, one hundred thirty-one million, seventy-six thousand, nine hundred forty-nine".