4473644377 has 2 divisors, whose sum is σ = 4473644378. Its totient is φ = 4473644376.

The previous prime is 4473644339. The next prime is 4473644387. The reversal of 4473644377 is 7734463744.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3129395481 + 1344248896 = 55941^2 + 36664^2 .

It is a cyclic number.

It is not a de Polignac number, because 4473644377 - 2¹⁵ = 4473611609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4473644377.

It is not a weakly prime, because it can be changed into another prime (4473644387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2236822188 + 2236822189.

It is an arithmetic number, because the mean of its divisors is an integer number (2236822189).

Almost surely, 2^4473644377 is an apocalyptic number.

It is an amenable number.

4473644377 is a deficient number, since it is larger than the sum of its proper divisors (1).

4473644377 is an equidigital number, since it uses as much as digits as its factorization.

4473644377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4741632, while the sum is 49.

The square root of 4473644377 is about 66885.3076317961. The cubic root of 4473644377 is about 1647.7341874251.

The spelling of 4473644377 in words is "four billion, four hundred seventy-three million, six hundred forty-four thousand, three hundred seventy-seven".