4448947679999 has 4 divisors (see below), whose sum is σ = 4448956412880. Its totient is φ = 4448938947120.

The previous prime is 4448947679989. The next prime is 4448947680011. The reversal of 4448947679999 is 9999767498444.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4448947679999 - 2⁴ = 4448947679983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4448947679989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3551579 + ... + 4638060.

It is an arithmetic number, because the mean of its divisors is an integer number (1112239103220).

Almost surely, 2^{4448947679999} is an apocalyptic number.

4448947679999 is a deficient number, since it is larger than the sum of its proper divisors (8732881).

4448947679999 is an equidigital number, since it uses as much as digits as its factorization.

4448947679999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8732880.

The product of its digits is 35554111488, while the sum is 89.

The spelling of 4448947679999 in words is "four trillion, four hundred forty-eight billion, nine hundred forty-seven million, six hundred seventy-nine thousand, nine hundred ninety-nine".