4402645673 has 2 divisors, whose sum is σ = 4402645674. Its totient is φ = 4402645672.

The previous prime is 4402645619. The next prime is 4402645679. The reversal of 4402645673 is 3765462044.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3449565289 + 953080384 = 58733^2 + 30872^2 .

It is a cyclic number.

It is not a de Polignac number, because 4402645673 - 2¹⁶ = 4402580137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4402645673.

It is not a weakly prime, because it can be changed into another prime (4402645679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2201322836 + 2201322837.

It is an arithmetic number, because the mean of its divisors is an integer number (2201322837).

Almost surely, 2^4402645673 is an apocalyptic number.

It is an amenable number.

4402645673 is a deficient number, since it is larger than the sum of its proper divisors (1).

4402645673 is an equidigital number, since it uses as much as digits as its factorization.

4402645673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 483840, while the sum is 41.

The square root of 4402645673 is about 66352.4353207929. The cubic root of 4402645673 is about 1638.9709081477.

The spelling of 4402645673 in words is "four billion, four hundred two million, six hundred forty-five thousand, six hundred seventy-three".