4442680664 has 16 divisors (see below), whose sum is σ = 8331838200. Its totient is φ = 2220857152.

The previous prime is 4442680663. The next prime is 4442680709. The reversal of 4442680664 is 4660862444.

It is a super-2 number, since 2×4442680664² = 39474822964558961792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4442680661) 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, 19709 + ... + 96300.

Almost surely, 2^4442680664 is an apocalyptic number.

It is an amenable number.

4442680664 is a deficient number, since it is larger than the sum of its proper divisors (3889157536).

4442680664 is a wasteful number, since it uses less digits than its factorization.

4442680664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120802 (or 120798 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 44.

The square root of 4442680664 is about 66653.4370006529. The cubic root of 4442680664 is about 1643.9238612785.

The spelling of 4442680664 in words is "four billion, four hundred forty-two million, six hundred eighty thousand, six hundred sixty-four".