4448907977 has 2 divisors, whose sum is σ = 4448907978. Its totient is φ = 4448907976.

The previous prime is 4448907941. The next prime is 4448907979. The reversal of 4448907977 is 7797098444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4422117001 + 26790976 = 66499^2 + 5176^2 .

It is a cyclic number.

It is not a de Polignac number, because 4448907977 - 2⁸ = 4448907721 is a prime.

Together with 4448907979, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4448907979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2224453988 + 2224453989.

It is an arithmetic number, because the mean of its divisors is an integer number (2224453989).

Almost surely, 2^4448907977 is an apocalyptic number.

It is an amenable number.

4448907977 is a deficient number, since it is larger than the sum of its proper divisors (1).

4448907977 is an equidigital number, since it uses as much as digits as its factorization.

4448907977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14224896, while the sum is 59.

The square root of 4448907977 is about 66700.1347599838. The cubic root of 4448907977 is about 1644.6915996289.

The spelling of 4448907977 in words is "four billion, four hundred forty-eight million, nine hundred seven thousand, nine hundred seventy-seven".