44448439979 has 2 divisors, whose sum is σ = 44448439980. Its totient is φ = 44448439978.

The previous prime is 44448439909. The next prime is 44448440053. The reversal of 44448439979 is 97993484444.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44448439979 - 2¹² = 44448435883 is a prime.

It is not a weakly prime, because it can be changed into another prime (44448439909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22224219989 + 22224219990.

It is an arithmetic number, because the mean of its divisors is an integer number (22224219990).

Almost surely, 2^44448439979 is an apocalyptic number.

44448439979 is a deficient number, since it is larger than the sum of its proper divisors (1).

44448439979 is an equidigital number, since it uses as much as digits as its factorization.

44448439979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 125411328, while the sum is 65.

The spelling of 44448439979 in words is "forty-four billion, four hundred forty-eight million, four hundred thirty-nine thousand, nine hundred seventy-nine".