2104448779 has 8 divisors (see below), whose sum is σ = 2249507232. Its totient is φ = 1963853760.

The previous prime is 2104448693. The next prime is 2104448783. The reversal of 2104448779 is 9778444012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2104448779 - 2⁹ = 2104448267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2104448789) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1114884 + ... + 1116769.

It is an arithmetic number, because the mean of its divisors is an integer number (281188404).

Almost surely, 2^2104448779 is an apocalyptic number.

2104448779 is a deficient number, since it is larger than the sum of its proper divisors (145058453).

2104448779 is a wasteful number, since it uses less digits than its factorization.

2104448779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2231717.

The product of its (nonzero) digits is 451584, while the sum is 46.

The square root of 2104448779 is about 45874.2714274570. The cubic root of 2104448779 is about 1281.4828150586.

The spelling of 2104448779 in words is "two billion, one hundred four million, four hundred forty-eight thousand, seven hundred seventy-nine".