4479044868 has 36 divisors (see below), whose sum is σ = 11458447728. Its totient is φ = 1475025840.

The previous prime is 4479044833. The next prime is 4479044887. The reversal of 4479044868 is 8684409744.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 746518 + ... + 752493.

Almost surely, 2^4479044868 is an apocalyptic number.

It is an amenable number.

4479044868 is an abundant number, since it is smaller than the sum of its proper divisors (6979402860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4479044868 is a wasteful number, since it uses less digits than its factorization.

4479044868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1499104 (or 1499099 counting only the distinct ones).

The product of its (nonzero) digits is 6193152, while the sum is 54.

The square root of 4479044868 is about 66925.6667355657. Note that the first 3 decimals coincide. The cubic root of 4479044868 is about 1648.3969576839.

The spelling of 4479044868 in words is "four billion, four hundred seventy-nine million, forty-four thousand, eight hundred sixty-eight".