4156430850 has 144 divisors (see below), whose sum is σ = 13119410304. Its totient is φ = 930096000.

The previous prime is 4156430777. The next prime is 4156430893. The reversal of 4156430850 is 580346514.

It is a happy number.

4156430850 is a `hidden beast` number, since 4 + 1 + 5 + 643 + 0 + 8 + 5 + 0 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 32055 + ... + 96645.

It is an arithmetic number, because the mean of its divisors is an integer number (91107016).

Almost surely, 2^4156430850 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4156430850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6559705152).

4156430850 is an abundant number, since it is smaller than the sum of its proper divisors (8962979454).

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

4156430850 is a wasteful number, since it uses less digits than its factorization.

4156430850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64633 (or 64625 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 4156430850 is about 64470.3873883196. The cubic root of 4156430850 is about 1607.8302175570.

The spelling of 4156430850 in words is "four billion, one hundred fifty-six million, four hundred thirty thousand, eight hundred fifty".