544220510149 has 2 divisors, whose sum is σ = 544220510150. Its totient is φ = 544220510148.

The previous prime is 544220510081. The next prime is 544220510159. The reversal of 544220510149 is 941015022445.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 464281429924 + 79939080225 = 681382^2 + 282735^2 .

It is a cyclic number.

It is not a de Polignac number, because 544220510149 - 2²⁹ = 543683639237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (544220510159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272110255074 + 272110255075.

It is an arithmetic number, because the mean of its divisors is an integer number (272110255075).

Almost surely, 2^544220510149 is an apocalyptic number.

It is an amenable number.

544220510149 is a deficient number, since it is larger than the sum of its proper divisors (1).

544220510149 is an equidigital number, since it uses as much as digits as its factorization.

544220510149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 57600, while the sum is 37.

The spelling of 544220510149 in words is "five hundred forty-four billion, two hundred twenty million, five hundred ten thousand, one hundred forty-nine".