5444520149 has 2 divisors, whose sum is σ = 5444520150. Its totient is φ = 5444520148.

The previous prime is 5444520127. The next prime is 5444520161. The reversal of 5444520149 is 9410254445.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4096896049 + 1347624100 = 64007^2 + 36710^2 .

It is a cyclic number.

It is not a de Polignac number, because 5444520149 - 2¹² = 5444516053 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5444520199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2722260074 + 2722260075.

It is an arithmetic number, because the mean of its divisors is an integer number (2722260075).

Almost surely, 2^5444520149 is an apocalyptic number.

It is an amenable number.

5444520149 is a deficient number, since it is larger than the sum of its proper divisors (1).

5444520149 is an equidigital number, since it uses as much as digits as its factorization.

5444520149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 115200, while the sum is 38.

The square root of 5444520149 is about 73786.9917329606. The cubic root of 5444520149 is about 1759.2188498239.

The spelling of 5444520149 in words is "five billion, four hundred forty-four million, five hundred twenty thousand, one hundred forty-nine".