4478796066 has 16 divisors (see below), whose sum is σ = 9017712000. Its totient is φ = 1482912048.

The previous prime is 4478796043. The next prime is 4478796067. The reversal of 4478796066 is 6606978744.

It is a happy number.

It is a super-2 number, since 2×4478796066² = 40119228401634152712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4478795997 and 4478796015.

It is not an unprimeable number, because it can be changed into a prime (4478796067) 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, 2504026 + ... + 2505813.

It is an arithmetic number, because the mean of its divisors is an integer number (563607000).

Almost surely, 2^4478796066 is an apocalyptic number.

4478796066 is an abundant number, since it is smaller than the sum of its proper divisors (4538915934).

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

4478796066 is a wasteful number, since it uses less digits than its factorization.

4478796066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5009993.

The product of its (nonzero) digits is 12192768, while the sum is 57.

The square root of 4478796066 is about 66923.8079161669. The cubic root of 4478796066 is about 1648.3664353988.

The spelling of 4478796066 in words is "four billion, four hundred seventy-eight million, seven hundred ninety-six thousand, sixty-six".