4142222550 has 180 divisors, whose sum is σ = 12229535340. Its totient is φ = 1039322880.

The previous prime is 4142222527. The next prime is 4142222561. The reversal of 4142222550 is 552222414.

4142222550 is a `hidden beast` number, since 414 + 22 + 225 + 5 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 89 ways as a sum of consecutive naturals, for example, 1168681 + ... + 1172219.

It is an arithmetic number, because the mean of its divisors is an integer number (67941863).

Almost surely, 2^4142222550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4142222550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6114767670).

4142222550 is an abundant number, since it is smaller than the sum of its proper divisors (8087312790).

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

4142222550 is a wasteful number, since it uses less digits than its factorization.

4142222550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3597 (or 3566 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 4142222550 is about 64360.1006058878. The cubic root of 4142222550 is about 1605.9960626487.

Adding to 4142222550 its reverse (552222414), we get a palindrome (4694444964).

The spelling of 4142222550 in words is "four billion, one hundred forty-two million, two hundred twenty-two thousand, five hundred fifty".