42215226530 has 16 divisors (see below), whose sum is σ = 76373134200. Its totient is φ = 16800373632.

The previous prime is 42215226517. The next prime is 42215226569. The reversal of 42215226530 is 3562251224.

It can be written as a sum of positive squares in 4 ways, for example, as 41919696049 + 295530481 = 204743^2 + 17191^2 .

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 7 ways as a sum of consecutive naturals, for example, 10712555 + ... + 10716494.

Almost surely, 2^42215226530 is an apocalyptic number.

42215226530 is a deficient number, since it is larger than the sum of its proper divisors (34157907670).

42215226530 is a wasteful number, since it uses less digits than its factorization.

42215226530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21429253.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 42215226530 its reverse (3562251224), we get a palindrome (45777477754).

The spelling of 42215226530 in words is "forty-two billion, two hundred fifteen million, two hundred twenty-six thousand, five hundred thirty".