4455220012 has 12 divisors (see below), whose sum is σ = 7798111720. Its totient is φ = 2227188096.

The previous prime is 4455220009. The next prime is 4455220027. The reversal of 4455220012 is 2100225544.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81093 + ... + 124444.

Almost surely, 2^4455220012 is an apocalyptic number.

It is an amenable number.

4455220012 is a deficient number, since it is larger than the sum of its proper divisors (3342891708).

4455220012 is a wasteful number, since it uses less digits than its factorization.

4455220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210960 (or 210958 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 4455220012 is about 66747.4344975146. The cubic root of 4455220012 is about 1645.4690522257.

Adding to 4455220012 its reverse (2100225544), we get a palindrome (6555445556).

The spelling of 4455220012 in words is "four billion, four hundred fifty-five million, two hundred twenty thousand, twelve".