4245544455424 has 72 divisors (see below), whose sum is σ = 8665099439360. Its totient is φ = 2075552114688.

The previous prime is 4245544455391. The next prime is 4245544455437.

4245544455424 is nontrivially palindromic in base 10.

4245544455424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1064014 + ... + 3102130.

Almost surely, 2^{4245544455424} 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 4245544455424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4332549719680).

4245544455424 is an abundant number, since it is smaller than the sum of its proper divisors (4419554983936).

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

4245544455424 is a wasteful number, since it uses less digits than its factorization.

4245544455424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2038315 (or 2038301 counting only the distinct ones).

The product of its digits is 40960000, while the sum is 52.

The spelling of 4245544455424 in words is "four trillion, two hundred forty-five billion, five hundred forty-four million, four hundred fifty-five thousand, four hundred twenty-four".