4255502222144 has 112 divisors (see below), whose sum is σ = 8884980960000. Its totient is φ = 2019502098432.

The previous prime is 4255502222143. The next prime is 4255502222183. The reversal of 4255502222144 is 4412222055524.

It is a junction number, because it is equal to n+sod(n) for n = 4255502222098 and 4255502222107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4255502222141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33513527 + ... + 33640265.

Almost surely, 2^{4255502222144} 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 4255502222144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4442490480000).

4255502222144 is an abundant number, since it is smaller than the sum of its proper divisors (4629478737856).

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

4255502222144 is a wasteful number, since it uses less digits than its factorization.

4255502222144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127088 (or 127078 counting only the distinct ones).

The product of its (nonzero) digits is 256000, while the sum is 38.

Adding to 4255502222144 its reverse (4412222055524), we get a palindrome (8667724277668).

The spelling of 4255502222144 in words is "four trillion, two hundred fifty-five billion, five hundred two million, two hundred twenty-two thousand, one hundred forty-four".