4448399477 has 2 divisors, whose sum is σ = 4448399478. Its totient is φ = 4448399476.

The previous prime is 4448399447. The next prime is 4448399497. The reversal of 4448399477 is 7749938444.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3272869681 + 1175529796 = 57209^2 + 34286^2 .

It is a cyclic number.

It is not a de Polignac number, because 4448399477 - 2⁶ = 4448399413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4448399437) 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, 2224199738 + 2224199739.

It is an arithmetic number, because the mean of its divisors is an integer number (2224199739).

Almost surely, 2^4448399477 is an apocalyptic number.

It is an amenable number.

4448399477 is a deficient number, since it is larger than the sum of its proper divisors (1).

4448399477 is an equidigital number, since it uses as much as digits as its factorization.

4448399477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24385536, while the sum is 59.

The square root of 4448399477 is about 66696.3228146800. The cubic root of 4448399477 is about 1644.6289357462.

The spelling of 4448399477 in words is "four billion, four hundred forty-eight million, three hundred ninety-nine thousand, four hundred seventy-seven".