4665944856 has 32 divisors (see below), whose sum is σ = 11838968640. Its totient is φ = 1532100768.

The previous prime is 4665944809. The next prime is 4665944861. The reversal of 4665944856 is 6584495664.

It is a super-4 number, since 4×4665944856⁴ (a number of 40 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4665944796 and 4665944805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1449246 + ... + 1452461.

It is an arithmetic number, because the mean of its divisors is an integer number (369967770).

Almost surely, 2^4665944856 is an apocalyptic number.

It is an amenable number.

4665944856 is an abundant number, since it is smaller than the sum of its proper divisors (7173023784).

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

4665944856 is a wasteful number, since it uses less digits than its factorization.

4665944856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2901783 (or 2901779 counting only the distinct ones).

The product of its digits is 24883200, while the sum is 57.

The square root of 4665944856 is about 68307.7217889749. The cubic root of 4665944856 is about 1671.0131488332.

The spelling of 4665944856 in words is "four billion, six hundred sixty-five million, nine hundred forty-four thousand, eight hundred fifty-six".