4145224646178 has 192 divisors, whose sum is σ = 11343053749248. Its totient is φ = 1062758136960.

The previous prime is 4145224646159. The next prime is 4145224646179. The reversal of 4145224646178 is 8716464225414.

4145224646178 is a `hidden beast` number, since 4 + 1 + 4 + 5 + 2 + 2 + 464 + 6 + 178 = 666.

It is not an unprimeable number, because it can be changed into a prime (4145224646179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 41029201 + ... + 41130107.

It is an arithmetic number, because the mean of its divisors is an integer number (59078404944).

Almost surely, 2^{4145224646178} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4145224646178, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5671526874624).

4145224646178 is an abundant number, since it is smaller than the sum of its proper divisors (7197829103070).

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

4145224646178 is a wasteful number, since it uses less digits than its factorization.

4145224646178 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101317 (or 101314 counting only the distinct ones).

The product of its digits is 10321920, while the sum is 54.

The spelling of 4145224646178 in words is "four trillion, one hundred forty-five billion, two hundred twenty-four million, six hundred forty-six thousand, one hundred seventy-eight".