4446446791 has 2 divisors, whose sum is σ = 4446446792. Its totient is φ = 4446446790.

The previous prime is 4446446773. The next prime is 4446446801. The reversal of 4446446791 is 1976446444.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4446446791 - 2¹⁷ = 4446315719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4446416791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2223223395 + 2223223396.

It is an arithmetic number, because the mean of its divisors is an integer number (2223223396).

Almost surely, 2^4446446791 is an apocalyptic number.

4446446791 is a deficient number, since it is larger than the sum of its proper divisors (1).

4446446791 is an equidigital number, since it uses as much as digits as its factorization.

4446446791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2322432, while the sum is 49.

The square root of 4446446791 is about 66681.6825747521. The cubic root of 4446446791 is about 1644.3882563788.

The spelling of 4446446791 in words is "four billion, four hundred forty-six million, four hundred forty-six thousand, seven hundred ninety-one".