4421914544 has 20 divisors (see below), whose sum is σ = 8568505896. Its totient is φ = 2210687232.

The previous prime is 4421914529. The next prime is 4421914547. The reversal of 4421914544 is 4454191244.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4421914498 and 4421914507.

It is not an unprimeable number, because it can be changed into a prime (4421914547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213512 + ... + 233304.

Almost surely, 2^4421914544 is an apocalyptic number.

It is an amenable number.

4421914544 is a deficient number, since it is larger than the sum of its proper divisors (4146591352).

4421914544 is a wasteful number, since it uses less digits than its factorization.

4421914544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33764 (or 33758 counting only the distinct ones).

The product of its digits is 92160, while the sum is 38.

The square root of 4421914544 is about 66497.4777266025. The cubic root of 4421914544 is about 1641.3584995946.

The spelling of 4421914544 in words is "four billion, four hundred twenty-one million, nine hundred fourteen thousand, five hundred forty-four".