42225234251 has 8 divisors (see below), whose sum is σ = 42320082624. Its totient is φ = 42130471680.

The previous prime is 42225234241. The next prime is 42225234277. The reversal of 42225234251 is 15243252224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42225234251 - 2⁶ = 42225234187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42225234241) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1019966 + ... + 1060556.

It is an arithmetic number, because the mean of its divisors is an integer number (5290010328).

Almost surely, 2^42225234251 is an apocalyptic number.

42225234251 is a deficient number, since it is larger than the sum of its proper divisors (94848373).

42225234251 is a wasteful number, since it uses less digits than its factorization.

42225234251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42901.

The product of its digits is 38400, while the sum is 32.

Adding to 42225234251 its reverse (15243252224), we get a palindrome (57468486475).

The spelling of 42225234251 in words is "forty-two billion, two hundred twenty-five million, two hundred thirty-four thousand, two hundred fifty-one".