5644602149 has 2 divisors, whose sum is σ = 5644602150. Its totient is φ = 5644602148.

The previous prime is 5644602133. The next prime is 5644602163. The reversal of 5644602149 is 9412064465.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4186737025 + 1457865124 = 64705^2 + 38182^2 .

It is a cyclic number.

It is not a de Polignac number, because 5644602149 - 2⁴ = 5644602133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5644602199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2822301074 + 2822301075.

It is an arithmetic number, because the mean of its divisors is an integer number (2822301075).

Almost surely, 2^5644602149 is an apocalyptic number.

It is an amenable number.

5644602149 is a deficient number, since it is larger than the sum of its proper divisors (1).

5644602149 is an equidigital number, since it uses as much as digits as its factorization.

5644602149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 207360, while the sum is 41.

The square root of 5644602149 is about 75130.5673411295. The cubic root of 5644602149 is about 1780.5101164940.

The spelling of 5644602149 in words is "five billion, six hundred forty-four million, six hundred two thousand, one hundred forty-nine".