4240064668 has 18 divisors (see below), whose sum is σ = 8631560616. Its totient is φ = 1817170488.

The previous prime is 4240064663. The next prime is 4240064701. The reversal of 4240064668 is 8664600424.

4240064668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 4240064668.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4240064663) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10816296 + ... + 10816687.

Almost surely, 2^4240064668 is an apocalyptic number.

It is an amenable number.

4240064668 is an abundant number, since it is smaller than the sum of its proper divisors (4391495948).

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

4240064668 is a wasteful number, since it uses less digits than its factorization.

4240064668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21633001 (or 21632992 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 40.

The square root of 4240064668 is about 65115.7789479631. The cubic root of 4240064668 is about 1618.5426954396.

The spelling of 4240064668 in words is "four billion, two hundred forty million, sixty-four thousand, six hundred sixty-eight".