4455433544212 has 144 divisors (see below), whose sum is σ = 9205672586880. Its totient is φ = 1881169920000.

The previous prime is 4455433544207. The next prime is 4455433544239. The reversal of 4455433544212 is 2124453345544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3709769212 + ... + 3709770412.

Almost surely, 2^{4455433544212} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4455433544212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4602836293440).

4455433544212 is an abundant number, since it is smaller than the sum of its proper divisors (4750239042668).

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

4455433544212 is a wasteful number, since it uses less digits than its factorization.

4455433544212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2302 (or 2293 counting only the distinct ones).

The product of its digits is 4608000, while the sum is 46.

Adding to 4455433544212 its reverse (2124453345544), we get a palindrome (6579886889756).

The spelling of 4455433544212 in words is "four trillion, four hundred fifty-five billion, four hundred thirty-three million, five hundred forty-four thousand, two hundred twelve".