4421716864 has 32 divisors (see below), whose sum is σ = 9327063600. Its totient is φ = 2080806912.

The previous prime is 4421716853. The next prime is 4421716877. The reversal of 4421716864 is 4686171244.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a self number, because there is not a number n which added to its sum of digits gives 4421716864.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1013844 + ... + 1018195.

Almost surely, 2^4421716864 is an apocalyptic number.

It is an amenable number.

4421716864 is an abundant number, since it is smaller than the sum of its proper divisors (4905346736).

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

4421716864 is a wasteful number, since it uses less digits than its factorization.

4421716864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2032070 (or 2032058 counting only the distinct ones).

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

The square root of 4421716864 is about 66495.9913378243. The cubic root of 4421716864 is about 1641.3340404619.

The spelling of 4421716864 in words is "four billion, four hundred twenty-one million, seven hundred sixteen thousand, eight hundred sixty-four".