4478866000 has 80 divisors (see below), whose sum is σ = 12377064960. Its totient is φ = 1535606400.

The previous prime is 4478865973. The next prime is 4478866031. The reversal of 4478866000 is 6688744.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145960 + ... + 173959.

It is an arithmetic number, because the mean of its divisors is an integer number (154713312).

Almost surely, 2^4478866000 is an apocalyptic number.

4478866000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4478866000 is an abundant number, since it is smaller than the sum of its proper divisors (7898198960).

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

4478866000 is a wasteful number, since it uses less digits than its factorization.

4478866000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319949 (or 319933 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 43.

The square root of 4478866000 is about 66924.3304038225. The cubic root of 4478866000 is about 1648.3750148069.

The spelling of 4478866000 in words is "four billion, four hundred seventy-eight million, eight hundred sixty-six thousand".