4449744133 has 2 divisors, whose sum is σ = 4449744134. Its totient is φ = 4449744132.

The previous prime is 4449744107. The next prime is 4449744179. The reversal of 4449744133 is 3314479444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3774627844 + 675116289 = 61438^2 + 25983^2 .

It is a cyclic number.

It is not a de Polignac number, because 4449744133 - 2⁹ = 4449743621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4449744133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4449741133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2224872066 + 2224872067.

It is an arithmetic number, because the mean of its divisors is an integer number (2224872067).

Almost surely, 2^4449744133 is an apocalyptic number.

It is an amenable number.

4449744133 is a deficient number, since it is larger than the sum of its proper divisors (1).

4449744133 is an equidigital number, since it uses as much as digits as its factorization.

4449744133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 43.

The square root of 4449744133 is about 66706.4024888166. The cubic root of 4449744133 is about 1644.7946311001.

The spelling of 4449744133 in words is "four billion, four hundred forty-nine million, seven hundred forty-four thousand, one hundred thirty-three".