4646678660 has 144 divisors (see below), whose sum is σ = 11101289472. Its totient is φ = 1630886400.

The previous prime is 4646678657. The next prime is 4646678681. The reversal of 4646678660 is 668766464.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6391217 + ... + 6391943.

It is an arithmetic number, because the mean of its divisors is an integer number (77092288).

Almost surely, 2^4646678660 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4646678660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5550644736).

4646678660 is an abundant number, since it is smaller than the sum of its proper divisors (6454610812).

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

4646678660 is a wasteful number, since it uses less digits than its factorization.

4646678660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854 (or 839 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 53.

The square root of 4646678660 is about 68166.5508882472. The cubic root of 4646678660 is about 1668.7100440526.

The spelling of 4646678660 in words is "four billion, six hundred forty-six million, six hundred seventy-eight thousand, six hundred sixty".