5446688668 has 12 divisors (see below), whose sum is σ = 9532463920. Its totient is φ = 2723127552.

The previous prime is 5446688659. The next prime is 5446688669. The reversal of 5446688668 is 8668866445.

It is a super-2 number, since 2×5446688668² = 59332834892239228448, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5446688669) 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, 11068 + ... + 104956.

Almost surely, 2^5446688668 is an apocalyptic number.

It is an amenable number.

5446688668 is a deficient number, since it is larger than the sum of its proper divisors (4085775252).

5446688668 is a wasteful number, since it uses less digits than its factorization.

5446688668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108396 (or 108394 counting only the distinct ones).

The product of its digits is 53084160, while the sum is 61.

The square root of 5446688668 is about 73801.6847233178. The cubic root of 5446688668 is about 1759.4523808499.

The spelling of 5446688668 in words is "five billion, four hundred forty-six million, six hundred eighty-eight thousand, six hundred sixty-eight".