42221425050 has 72 divisors (see below), whose sum is σ = 129639890016. Its totient is φ = 9650610720.

The previous prime is 42221425027. The next prime is 42221425079. The reversal of 42221425050 is 5052412224.

42221425050 is a `hidden beast` number, since 422 + 2 + 142 + 50 + 50 = 666.

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 35 ways as a sum of consecutive naturals, for example, 6698664 + ... + 6704963.

It is an arithmetic number, because the mean of its divisors is an integer number (1800554028).

Almost surely, 2^42221425050 is an apocalyptic number.

42221425050 is an abundant number, since it is smaller than the sum of its proper divisors (87418464966).

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

42221425050 is a wasteful number, since it uses less digits than its factorization.

42221425050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13403652 (or 13403644 counting only the distinct ones).

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

Adding to 42221425050 its reverse (5052412224), we get a palindrome (47273837274).

The spelling of 42221425050 in words is "forty-two billion, two hundred twenty-one million, four hundred twenty-five thousand, fifty".