4421050550 has 24 divisors (see below), whose sum is σ = 9397891056. Its totient is φ = 1515788640.

The previous prime is 4421050499. The next prime is 4421050559. The reversal of 4421050550 is 550501244.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4421050559) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6315437 + ... + 6316136.

It is an arithmetic number, because the mean of its divisors is an integer number (391578794).

Almost surely, 2^4421050550 is an apocalyptic number.

4421050550 is an abundant number, since it is smaller than the sum of its proper divisors (4976840506).

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

4421050550 is a wasteful number, since it uses less digits than its factorization.

4421050550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12631592 (or 12631587 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 4421050550 is about 66490.9809673462. The cubic root of 4421050550 is about 1641.2515914327.

Adding to 4421050550 its reverse (550501244), we get a palindrome (4971551794).

The spelling of 4421050550 in words is "four billion, four hundred twenty-one million, fifty thousand, five hundred fifty".